Do Sang-hyun

Someone brutally murders Young-hoon’s wife. A hair sample was found on his wife’s body and the detectives use it to trace it back to his friend Joon-sung and locks him up. Seemingly becoming a murder’s wife overnight, Da-yeon asks Young-hoon to testify on his behalf but when he doesn’t show up for the trial, she goes to visit him at his house.

A grandpa finds out he is not going to live for much longer so he decides to prepare for his grandson's future with something special.

A young girl is kidnapped by a serial killer. The serial killer uses manholes to kidnap and kill his victims. The young girl's older sister tries to save her before it's too late.