relations. sister × sister.

Chisato is Kouhei’s new younger sister who he meets in the street one day when he saves her from a dog. She’s very shy...

Kaori is Kouhei’s new older sister and she’s a very popular senpai at his school who appears to be good at everything....

Haruka is Kouhei’s childhood friend, she’s mostly energetic and gets on well with everyone, however, she can be a litt...

Shizuka is Kouhei’s classmate who is very quiet in school and would rather read a book at lunch than socialize with oth...

Misa is the same age as Kouhei and hangs around with his group of friends quite a bit even though she goes to a more upp...