Chapter 0 (Prologue)

Chapter 1

Chapter 2

Chapter 3

Chapter 4

Chapter 5

Chapter 6

Chapter 7

Chapter 8

Chapter 9

Chapter 10

Chapter 11

Chapter 12

Chapter 13

Chapter 14

Chapter 15

Chapter 16

Chapter 17

Chapter 18

Chapter 19

Chapter 20

Chapter 21

Chapter 22

Chapter 23

Chapter 24

Chapter 25

Chapter 26

Chapter 27

Chapter 28

Chapter 29

Chapter 30

Chapter 31

Chapter 32

Chapter 33

Chapter 34

Chapter 35

Chapter 36

Chapter 37

Chapter 38

Chapter 39

Chapter 40

Chapter 41

Chapter 42

Chapter 43

Chapter 44

Chapter 45

Chapter 46

Chapter 47

Chapter 48

Chapter 49

Chapter 50

Chapter 51

Chapter 52

Chapter 53

Chapter 54

Chapter 55

Chapter 56

Chapter 57

Chapter 58

Chapter 59

Chapter 60

Chapter 61

Chapter 62

Chapter 63

Chapter 64

Chapter 65

Chapter 66

Chapter 67

Chapter 68

Chapter 69

Chapter 70

Chapter 71

Chapter 72

Chapter 73

Chapter 74

Chapter 75

Chapter 76

Chapter 77

Chapter 78

Chapter 79

Chapter 80

Chapter 81

Chapter 82

Chapter 83

Chapter 84

Chapter 85 Chapter 86 (Christmas Special)

Yuri, one of the school's most handsome guys, and Jaerim, one of the school's ugliest, collide!...or don't they...Can't understand what's going on between these two! It's Out of Control!! (Source: Lezhin US) 
 Note: includes 4 extra chapters.