Toilet-bound Hanako-kun, Vol. 17 (Manga) 地縛少年花子君

Nene has managed to escape the final resting place of all the kannagi sacrificed in this town, reuniting with Kou and the boy they now know to be a younger version of Tsukasa. As the beginning of the Yugi family tragedy is finally unveiled, Kou sees a chance to put everything to rights―if they can all escape the Red House. But this cursed mansion has already made the consequences of trying to free Tsukasa from its clutches very clear...