I Can't Help Falling in Love(2013)

Mata Kimi ni Koi wo Suru

Surrendered to his desire, Houshou did something regretful to Saotome, his high school senior in the soccer club. Their relationship turned cold until they reunited again 8 years later. Houshou, now a number one host, unintentionally lives in the same apartment where Saotome works as a caretaker. Houshou still feels this strange awkwardness when he looks at Saotome. But Saotome's kindness never changes, and Houshou finally realized why he did "that" 8 years ago...

(Source: Manga.Club)