Title: One-sided Love Affair | 片恋ごっこ
Author/Artist: Hyuuga Seiryou
Ryou, who’s always been yearning for his deceased father’s best friend and doctor, Kougami, decides to confess his love after he becomes a university student. He was sure his confession would turn out to be a disaster, but they somehow end up dating?! A smooth sailing love story sinks into rocky waves since the only thing Kougami talks about is Ryou’s father, Shun.