At the End of the Day We'll Be Smiling

A childhood friend, who he has had an unrequited love for, for many years, is dating another childhood friend. Unable to heal the wounds of his broken heart, Takashi, who is suffering alone on the rooftop, is suddenly joined by Yota who appears in front of him. After meeting Yota, Takashi gradually becomes more positive. A story of two clumsy people who meet after school.

(Source: Compass, translated)

Note: Chapter count includes an extra.