Lee Sung-min

An ordinary taxi driver who becomes entangled with a customer that turns out to be a serial killer.

The story of Pil-Joo, an Alzheimer's patient in his 80s, who lost all his family during the Japanese colonial era, and devotes his lifelong revenge before his memories disappear, and a young man in his 20s who helps him.

After ten years, a loyal employee is framed for embezzlement, then murdered by his employers, only to be reborn as their youngest son, with a yearn for revenge guiding his hostile takeover.

Detective Taekrok is ready to retire after an illustrious career in the police force, but one day he awakens to discover that he has been framed for a murder he didn't commit, and the real murderer blackmails him.