Series Cast 14

1. 

   Lee Jung-min

   Jung Lee Won (8 Episodes)

2. 

   Lee Sang-min

   Woo Sun Woo (8 Episodes)

3. 

   Park Chang-hoon

   Ko Yu Gyeom (8 Episodes)

4. 

   Lee Ye-hwan

   Kim Ji Oh (8 Episodes)

5. 

   Jeon Sa-ra

   Kim Do Yeon (8 Episodes)

6. 

   Jo So-young

   So Young (8 Episodes)

7. 

   Dawon

   Da Won (8 Episodes)

8. 

   Park Young-un

   [Yu Gyeom's Junior] (8 Episodes)

9. Kim Na-hyun

   [Professor] (8 Episodes)

10. 

    Su Hyun

    Jung Lee Jin [Lee Won's Sister] (8 Episodes)

11. 

    Natasit Uareksit

    [Himself] (1 Episode)

12. 

    Kornthas Rujeerattanavorapan

    [Himself] (1 Episode)

13. 

    Kim Dong-Kyu

    [Professor] (1 Episode)

14. 

    Bang Jin Won

    [Unknown Classmate] (1 Episode)

Series Crew 1