Jin Soo is worn out from life, but he gets news of the death of his high school friend, Tae Yeong, who he used to be in the high school movie club with. Jin Soo had intentionally stayed out of reach from Tae Yeong for over 10 years, but the news of his death brings back trauma. Jin Soo's girlfriend, Seul Gi, notices that Jin Soo has become distant after the funeral and coincidentally finds out Jin Soo's first love has the same name as her.

A woman talks to Hyun-o with pleasure, but he has no recollection of meeting her. Leaving her embarrassed, he finds a pebble in the pocket of his old coat, which makes him remember her appearance from behind.

A young man leaves his rural home to join a voice phishing ring in the city. As he becomes entangled in crime, his older brother seeks to save him, leading to a confrontation with their past and the criminal underworld.​