A grifter and her loose-cannon brother get their hands on a massive amount of money, but their ill-gotten gains puts a huge target on their back.

Sayaka, a high school student, kills herself but the reason behind her suicide is unknown. She appeared to have led a normal life with her family. Her mother Rumiko seemed…

Seven men and women, consisting of three couples who are reluctant companions and one single man, play in the game with the secret that their relationship and friendship will collapse….