E1 - Episode 1

Aired: March 14, 2016

A homeroom teacher of Yosan Private High School has an accident, and thus a substitute comes to fill in. Han Bong-Gu is a mysterious man, and after strange occurrences the class president Ye-Rim tries to get to the bottom of this mystery.

E2 - Episode 2

Aired: March 16, 2016

E3 - Episode 3

Aired: March 18, 2016

E4 - Episode 4

Aired: March 20, 2016

E5 - Episode 5

Aired: March 22, 2016

E6 - Episode 6

Aired: March 24, 2016

E7 - Episode 7

Aired: March 26, 2016

E8 - Episode 8

Aired: March 28, 2016

E9 - Episode 9

Aired: March 30, 2016

E10 - Episode 10

Aired: April 01, 2016

E11 - Episode 11

Aired: April 03, 2016

E12 - Episode 12

Aired: April 05, 2016

E13 - Episode 13

Aired: Unknown

E14 - Episode 14

Aired: Unknown

E15 - Episode 15

Aired: Unknown

E16 - Episode 16

Aired: Unknown

E17 - Episode 17

Aired: Unknown

E18 - Episode 18

Aired: Unknown

E19 - Episode 19

Aired: Unknown