خلاصه داستان : آئوی به تنهایی در یک آپارتمان زندگی می‌کند. شوسی به آپارتمان کناری آئوی نقل مکان می‌کند. شوسی دانش‌آموز بسیار محبوبی است. به دلیل یک اشتباه، آئوی باعث می‌شود آب‌پاش اتاق شوسی روشن شود. تا زمانی که اتاق او تعمیر شود، شوسی با آئوی می‌ماند.

Aoi Nishimori's parents moved to another city for work, but Aoi didn't want to transfer to a new high school. She stays behind and lives in an apartment by herself. Shūsei Kugayama moves in next to Aoi's apartment. Shūsei is a very popular student at their high school. Due to a mistake, Aoi makes the sprinkler go off in his room. Until Shūsei's room is fixed, he stays with Aoi.