Ep 1

Senior Year

Ep 2

Booyang: Family Support, Levitation

Ep 3

1+1

Ep 4

The Secret

Ep 5

Recall

Ep 6

Bungaeman

Ep 7

The Stranger

Ep 8

Black

Ep 9

Humanists

Ep 10

The Monster

Ep 11

Romanticist

Ep 12

Partners

Ep 13

Jang Ju-won

Ep 14

The Idiot

Ep 15

N.T.D.P.

Ep 16

The Man Between

Ep 17

Awakening

Ep 18

South and North

Ep 19

Final Battle

Ep 20

Graduation Day