
S01E01 Episode 1
Newlyweds Nana and Shota moved into a newly bought mansion where the residents decided to play an exchange killing game.
Shota gathers 3 people and suggests 4 names who are suspected to have killed Ukita. One of the names is unexcepted.
Nana and Shota are a newlywed couple and Nana is 15 years older than Shota. Nana works as a designer and Shota works as a gym trainer. They both enjoy mystery. The newlywed couple then move to an apartment and they attend a resident’s meeting there. Nana and Shota become involved in murder cases that take place at the apartment. Residents get murdered one by one. Some residents have a motive, but those suspects have an alibi. Because of this, an arrest has yet to be made.