1K is a room where light shines.

1K: The room where things are sent out… Eikou Hikari. Sex partner J● Asuka-chan. Hanahara Asuka

First Star

1K: The room where things are shared… Eikou Kō. Sefle J●Airi-chan. Haruka Airi

First Star

1K: The room where things are shared… Eikou Kōkō. Sefle J●Mitsuki-chan. Hirose Mitsuki

First Star

1K: The room where things are shared… Eikou Hidaka, Sephile J●Rui-chan, Komatsu Rui

First Star