An Instant: One-75th of a Second

what happens

A dismembered body abandoned in a rural irrigation ditch in the middle of the night! A peppermint candy is found inside the corpse's mouth, and the detectives at the scene are reminded of 'The Guy,' a serial killer who died five years ago. Hwang Ha-young, the team leader of the Major Crimes Unit Team 1, discovers Soo-young, a police officer from a local precinct who remembers every detail of the crime scene exactly as she saw it, and sends her to a mysterious man...