Oboreru Hitomi

Aki is a male escort. He takes on customers from the shop. Miyaji-san is an ordinary salaryman who becomes Aki's client. He told him he thinks he might be gay because the person he likes is a guy. Aki suggests that they first start with a kiss, but ends up sleeping with him. He likes Miyaji, so he gives him his number. Then they meet outside the store...

(Source: Hoshi Kuzuu)