In/Spectre manga volume 20 features story by Kyo Shirodaira with illustrations by Chashiba Katase.

Both touched by spirits called yokai, Kotoko and Kuro have gained unique superhuman powers. But to gain her powers Kotoko has given up an eye and a leg, and Kuro's personal life is in shambles. Then Kotoko suggests they team up. Their mission to preserve the thin line between the human world and the spirit world continues in this latest volume.