Forgotten memories

Contents of the work: ? When I woke up one day, my best friend had become my lover. ? Yagi Shoma, 18 years old. I just found out that I had a crush on my childhood best friend, Mizuki. But when I woke up, there was Mizuki, who had become an adult and called himself my "lover". I'm now an adult myself, and it seems that I've lost 7 years of memory...?! ? The adult Mizuki that I don't know, who is somehow erotic and restless, is too much for me who just realized he's my first love... ? Cool, Dotin