Satomi Oka is worried about his final choir competition but is accosted by a shadowy gangster, Kyouji Narita, who demands karaoke sessions with him.

Suffering from population decline, the small seaside town of Uobuka decides to welcome 6 strangers into the community. A malevolent fishing boat operator, a sexy caregiver, a frightening launderer, a timid barber, a methodical cleaning...

Manji, a highly skilled samurai, becomes cursed with immortality after a legendary battle. Haunted by the brutal murder of his sister, Manji knows that only fighting evil will regain his soul. He promises to help a young girl named Rin...