prank failed

1 introduction 

2 introduction 

3 kim family 

4 breakfast 

5 school bully 

6 picnic announcement 

7 threat 

8 hospital 

9 angry tae 

10 plan 

11 Mark left 

12 silent kookie 

13 mission get back kookie 

14 mission kookie back 2 

15 kookie make breakfast 

16 permission 

17 happy kook 

18 picnic day 

19 fun 

20 kookie in danger 

21 plan failed 

22 new enemy 

23 torture 

24 secret mission 

25 happy birthday Jin hyung 

26 celebrating bday 

27 bloody shit 

28 kookie 

29 littlespace 

30 little koo koo 

31 notice 

32 happy morning 

33 koo koo 

34 want a cat 

35 go out 

36 Denger 

37 protect kookie 

38 home 

39 finding the killer 

40 note 

41 exam 

42 save me 

43 study 

44 help kookie 

45 study hard 

46 result day 

47 prank went wrong 

48 prank failed 

49 family time 