Aoharu wa Aishi Aisare

Roommates at a boys' school dormitory, Towa-senpai and Kogaya are a lovey-dovey couple who have just started dating. They had their first sex with Towa-senpai as the bottom, and were living their happy days since then. But today is a special day! Kogaya is eager to do "something" for Senpai's birthday, but... what Towa-senpai asks for is Kogaya's...