
8.3
A boy falls to his death at school, but Ok Chan-mi does not believe that her twin brother, Park Won-seok, committed suicide. Chan-mi transfers to her brother's school, Yongtan High, and meets Ji Soo-heon, who witnessed her brother's death. A "hero," who avenges bullied students, appears at Yongtan High. Chan-mi speculates that it may be connected to her brother and starts looking for this hero.
Watch
1Episode 1Episode 1
65 min
Chan-mi transfers to her twin brother's school to find out the truth about his suicide.
2Episode 2Episode 2
62 min
Chan-mi learns a shocking truth of a different life that her brother lived.
3Episode 3Episode 3
63 min
Soo-heon punishes Sa Jung-kyung and is called a hero by the students, but Chan-mi grows suspicious.
4Episode 4Episode 4
61 min
There is a scheme to kick Chan-mi out of school, and Soo-heon advises her to leave.
5Episode 5Episode 5
63 min
Won-seok's case is reclassified as a homicide. Chan-mi learns of Won-seok's lie to her.
6Episode 6Episode 6
63 min
Soo-heon finds himself in a predicament as he becomes number one suspect of a murder.
7Episode 7Episode 7
64 min
Chan-mi gets an unbelievable call, as she holds Soo-heon at gunpoint.
8Episode 8Episode 8
62 min
Chan-mi and Soo-heon are convinced that Gi O-sung is Won-seok's killer.
9Episode 9Episode 9
58 min
Soo-heon revisits Sa Jung-kyung's camping car, but it is a trap.
10Episode 10Episode 10
61 min
O-sung feels betrayed as his plan fails. Chan-mi makes a shocking discovery as she sets up a trap.
11Episode 11Episode 11
59 min
Jae-bum regains his memories, but Soo-heon is unfamiliar with this version of Jae-bum.
12Episode 12Episode 12
63 min
As truths emerge, the time for the final revenge has come.

Shin Ye-eun
Ok Chan-mi

Lomon
Ji Soo-heon

Seo Ji-hoon
Seok Jae-beom

Chae Sang-woo
Ki Oh-seong

Lee Soo-min
Gook Ji-hyun

Chung Su-bin
Tae So-yeon

Kim Joo-ryoung
Jin So-jeong

Wooyeon
Hong Ah-jung

Jin Ho-eun
Sa Joong-kyung

Yeon Oh
Lim Seung-woo

Ok Jin-uk
Ma Nak-joon

Kang Yul
Park Won-seok / Ok Chan-kyu
8.5