Maiko's brother is a murderer! The cause is her sister... The key to the truth of the lost bond lies in an incident two years ago!

Arai (Ryu Raita), a sushi restaurant owner, comes to consult with a real estate agent, Hirata (Mi Matamata), who is suspected of murdering him. Fukayama (Matsumoto Jun) and Maiko (Kimura Fumino) get some information from Iida (Duncan), a tobacco store owner. Maiko is stunned to learn that Yuta (Katsutoshi Sato) has been arrested on suspicion of Hirata's murder.