This game is an all-ages version of a port of a visual novel game "Kagi wo Kakushita Kago no Tori (Bird In The Cage Hiding The Key)"released by Cabbit on September 25, 2020.
A murder case occurred in the city.
Tohko Kujakuseki, a girl who is a benefactor of the main character, Yota Kawasemi, was arrested on a murder charge and she confessed her murder.
However, Tohko was released due to a lack of evidence.
People around her didnt allow that, and she was imprisoned in a large Western-style building.
Yota, who has lost her grandmother and lives alone, decides to live with Tohko in a Western-style building.
And Tohko and her close girl, Mion Aobazuku and a class president Yoru Tsubamesawa,
With the addition of Izuru Mizuha, an oddball in the class, a communal life with five people begins.
They cook, stay in touch, have small conversations and quarrels ...
Yohta has come to like such a life.
But the girl hasnt committed the murder. She is hiding someone.
If that is true ...
Who is the true criminal? Why Tohko is going to be guilty ...