Pleura

Episode 1

Department of Police Administration, Dongguk University

19 min . 2022-11-11

Episode 2

Department of Thai at Hankuk University of Foreign Studies

18 min . 2022-11-18

Episode 3

Department of Broadcasting and Entertainment, Induk University

21 min . 2022-11-25

Episode 4

Department of Veterinary Medicine, Konkuk University

18 min . 2022-12-02

Episode 5

Department of Psychology, Catholic University

18 min . 2022-12-09

Episode 6

Department of Physical Therapy, Samyuk University

20 min . 2022-12-16

Episode 7

Department of Air Service, Bucheon University

18 min . 2022-12-23

Episode 8

Department of E-sports, Osan University

20 min . 2022-12-30

Episode 9

Department of Physical Education, YongIn University

23 min . 2023-01-06

Episode 10

Department of Practical Music and MT Part 1

20 min . 2023-01-13

Episode 11

Department of Practical Music and MT Part 2

25 min . 2023-01-20

Episode 12

Seoul National University's Broadcasting Club

Changsub is joined by Key (from SHINee) as he reviews Seoul National University's Broadcasting Club during winter vacation.

20 min . 2023-02-16

Episode 13

Korea University's Cheerleading Club

19 min . 2023-02-23

Episode 14

Dankook University's Stock Club

20 min . 2023-03-02

Episode 15

Chung Ang University's Theater Club

20 min . 2023-03-09

Episode 16

Department of Business Administration, Yonsei University

It's the start of the first semester and Jeongwaja returns to change majors again! Lee Changsub goes to the Department of Business Administration, the largest number of departments in Korea. From marketing classes, which are the foundation of business administration, to how to be flattered at work?

19 min . 2023-03-23

Episode 17

Department of Mechanical Engineering, Busan University

To go to the same school as Yim Siwan, Jeongwaja commutes for 10 hours! Lee Changsub learns Mechanical Engineering with a special lecture on real Busan dialect from the local and fundamentals of machine that is easily(?) learned with Legos and robots.

23 min . 2023-03-30

Episode 18

Department of Physics, Kyung Hee University

Lee Changsub takes physics class, which is known to be a class that only real fans of science take! Starting with Interstellar's quantum mechanics and even an experiment that can win the Nobel Prize(?), Ant-Man, Doctor Strange...is it possible in real life?

21 min . 2023-04-06

Episode 19

Department of Beauty Art, Seokyeong Unviersity

From shampooing to drying and cutting, Lee Changsub goes to the Division of Beauty Art and experiences a full course at a hair salon by majoring in Hair Design!

21 min . 2023-04-13

Episode 20

Department of Architecture, Soongsil University

Lee Changsub takes a class in the Department of Architecture that says staying up all night is basic! Taking a class at a construction site blowing cement powder and a design class where the professor buys chicken, Jeongwaja finally finds his talent?

25 min . 2023-04-24

Episode 21

Department of Media Communication, Sungkyunkwan University

From storytelling to nonverbal communication method, Lee Changsub learns everything by visiting Media Communication, a popular liberal arts department! With a surprise appearance of colleagues at work, Jeongwaja goes back to his main job?

27 min . 2023-04-27

Episode 22

Department of Companion Animal Health, Yeonsung University

Lee Changsub goes to the Department of Companion Animal Health where he took classes with Shiba (not swearing)! From making pet food that even people covet to pet training tips that surpass Kang Hyung-wook, how will Jeongwaja (aka Guri's daddy)'s adaptation period to the Department of Companion Animal Health be?

21 min . 2023-05-04

Episode 23

Department of Nursing, Ajou University

From the mystery of the birth of life to urgent real emergency room case practice, Lee Changsub learns in Ajou University's Department of Nursing! How does one respond to an emergency room patient? Jeongwaja shows us how!

24 min . 2023-05-11

Episode 24

Department of Fashion Design, Hansung University

Jeongwaja goes to Hansung University's Department of Fashion Design to become a fashion leader of the new generation! Lee Changsub tries to make clothes himself and even does the fitting! Let's check his fashion sense!

21 min . 2023-05-25

Episode 25

Department of Hotel Culinary Arts, Korea Hotel & Tourism Technical College

Lee Changsub goes to the Department of Hotel Culinary Arts and tastes heavenly food! A Jeongwaja who receives a special secret from Professor Lee Yeon-bok and Professor Jung Ho-young is reborn as a Cooking Master Boy, in one day?

23 min . 2023-06-01

Episode 26

Military Academy #3

"Jeongwaja has been ordered to be re-enlisted..!🪖” Jeongwaja ended up re-enlisting in the army to carry out the promise he made for reaching the 🔥500k subscribers🔥 milestone

27 min . 2023-06-08

Episode 27

Hanyang University Division of Materials Science and Engineering

25 min . 2023-06-15

Episode 28

Department of Urban Administration, University of Seoul

21 min . 2023-06-22

Episode 29

Division of Navigation Science, Korea Maritime and Ocean University

25 min . 2023-06-29

Episode 30

Department of Early Childhood Education, Kyungin Women's University

24 min . 2023-07-06

Episode 31

University Work Program for Rural Areas, Kookmin University

22 min . 2023-07-13

Episode 32

The reason they give up math? (feat. People who give up math) [Sogang University Math Department]

30 min . 2023-09-21

Episode 33

South Korea's Top Fine Arts College [Hongik University Department of Painting]

25 min . 2023-09-25

Episode 34

A degree worth a shot [Kyunghee University Korean Medicine Department]

24 min . 2023-09-28

Episode 35

Never lose an argument again [Philosophy, Korea University]

26 min . 2023-10-05

Episode 36

Major packed with horses [Univ of Agriculture&Fisheries Horse Industry Major]

25 min . 2023-10-19

Episode 37

A Must-Visit Course Before the Air Force [Hanseo University Helicopter Operations]

29 min . 2023-10-26

Episode 38

Re-enrollment, Let's go to Howon University Department of Practical Music

25 min . 2023-11-02

Episode 39

Top level universities worldwide (feat.1million subscriber pledge) [Overseas Univ]

25 min . 2023-11-09

Episode 40

Korean Studies without Koreans [The University of Hong Kong, Korean Studies]

26 min . 2023-11-16

Episode 41

Finally, Jeongwaja in court [Kookmin College of Law]

26 min . 2023-11-23

Episode 42

Reservation Tips from future hoteliers [Sejong Univ. Hotel and Tourism Management]

25 min . 2023-11-30

Episode 43

Ways to put out the fire from firefighter [Fire and Safe Management at Kyungmin Univ]

28 min . 2023-12-07

Episode 44

The Top-tier level in Engineering, KAIST [KAIST Aerospace Engineering]

29 min . 2023-12-14

Episode 45

Professor Shares A Hangover Remedy [Inha University Department of Biotechnology]

28 min . 2023-12-28

Episode 46

Hanyang University ERICA Department of Dance and Arts

22 min . 2024-01-04

Episode 47

Professor, do you really not notice people ducking out?

34 min . 2024-01-11

Episode 48

MZ Orientations (OT) nowadays;; [Ajou University Department of Pharmacy]

26 min . 2024-03-28

Episode 49

Broke the Microphone at the Vocal Department [Hanyang University Vocal Music Dept]

37 min . 2024-04-04

Episode 50

What color do you like? [Chung-Ang University Department of Political Science]

25 min . 2024-04-11

Episode 51

I'm an Ewha University Boy [Ewha Womans University Department of Ceramic Arts]

31 min . 2024-04-18

Episode 52

Department for nuclear-level geniuses only [SNU Department of Nuclear Engineering]

29 min . 2024-04-25

Episode 53

Jeongwaja goes to a prestigious university in Japan [Osaka University]

29 min . 2024-05-02

Episode 54

Working part-time in Japan and setting people up together [Part-time/USJ]

31 min . 2024-05-09

Episode 55

Department that eats airline food for lunch [KAU Department of Drones]

30 min . 2024-05-16

Episode 56

Teacher, how are babies made? [Seoul Nat'l University of Education]

30 min . 2024-05-23

Episode 57

Department where they become Webtoon writer [Yonsung Univ. Webtoon Contents Dept.]

27 min . 2024-05-30

Episode 58

Mom VS Girlfriend drowning in water, what's your choice? [PKNU Marine Sports Dept]

Pukyung National University Marine Sports Department

31 min . 2024-06-06

Episode 59

How to choose the toothpaste according to the Department of DH [Gachon Univ. DH Dept]

Gachon University Dental Hygiene Department

25 min . 2024-06-13

Episode 60

#1 University that Jeongwaja should avoid [Police University]

33 min . 2024-06-20

Episode 61

The military train will be departing[Woosong Univ. Dept of Railway Vehicle System]

Woosong University’s Railway Logistics College

30 min . 2024-06-27

Episode 62

Finally Re-re-enlisting in the Military [Air Force Academy]

38 min . 2024-07-04

Episode 63

It's Not Over Until It's Over [Incheon Nat'l University Summer Semester]

30 min . 2024-07-11

Episode 64

Which Department Reigns Supreme in Korea? [Union MT Part 1]

39 min . 2024-08-22

Episode 65

Which University is the Best in Korea? [Union MT Part 2]

33 min . 2024-08-29

Episode 66

Jeongwaja Acting? Surprised, Right? [Kyung Hee University Theater and Film Department]

37 min . 2024-09-26

Episode 67

The department where "Shi-X" means "sorry" [HUFS Arabic Department]

34 min . 2024-10-03

Episode 68

Bread Unnie, Kim Yeon-koung, is a freshman here at [KNOU Department of Sports for All]

34 min . 2024-10-10

Episode 69

Most Heartbreaking Fairy Tale [Danguk University Creative Writing Department]

29 min . 2024-10-17

Episode 70

POSTECH vs KAIST Showdown Stories [POSTECH Computer Science Department]

30 min . 2024-10-24

Changing Majors

Cast & Crew

Lee Chang-sub