If Nene and Kou want to return to their own world, they have to kill “Amane Yugi” and “Sousuke Mitsuba”— or rather, the versions of them living within the canvas of No. 4’s boundary. Faced with that cruel choice, Nene instead proposes a way to escape from this fake world to the boy she can’t help but call “Hanako-kun.” At the same time, Kou tries to win over Mitsuba...but just who exactly is this “Mitsuba”?!

Reads from right to left. "First published in Japan in 2019 by Square Enix Co., Ltd."--Colophon "Originally published as an ebook in April 2020 by Yen Press."--Colophon