Aikagi The Animation / Spare Key

Hentai is based on the visual novel of the same name by studio "Azarashi Soft", released in 2017.

This was his last winter of student life, and with the approach of graduation exams, he was overwhelmed with sadness and longing. His life was undefined, and his parents stopped sponsoring our hero Nozomu-kun. His childhood friend couldn't leave him in this state and decided to shelter him under her roof for just one month. Nozomu quickly stopped seeing her as a childhood friend and began to look at her as a woman. Soon he fell head over heels, but their relationship, like their cohabitation, would end exactly one month later.

 

Added voice acting from Anistar