◆Introduction
"Can I stay here...? I have no place to go."
Starting with a single girl, many runaway girls start to visit the protagonist's house.
Although knowing it's wrong, but after hearing what they are going through...

◆Synopsis
The protagonist, Keigo Sagami, is a typical boring businessman.
While seeking to meet women, Keigo suddenly finds himself living with a runaway girl.
The girl's name was "Rio Shina".
As they live together, they begin to open up, but Keigo rejects Rio, feeling that they cannot continue this ambiguous relationship.

However, the days without Rio were very empty.
Then, many girls with different problems appear in front of Keigo.
"Akina Kobayakawa", a friend of Rio.
"Nagi Asama", a noble young girl who seeks freedom.

Keigo drowns into their charms, as if to fill a hole in his heart...