A 2019 eroge visual novel developed by Azarashi Soft, with illustrations by Oryo. A light novel adaption came out the same year, written by Kurisu and art by Oryo as well as an anime adaption by Seven studio.
The story follows Kazama Kouta, a high schooler who has to live next door with his childhood friend, Hayami Aki, due to his parents traveling abroad and his house undergoing renovations. Though they're close being childhood friends, things sexual as they sleep in the same room.
