Saishuu Densha no Koibito-tachi

Harue, a forty-two-year-old gay man, hasn't had a single date in his life. Deciding to try out his company's dating app, he's surprised when he matches with the suspiciously hot Fujishima. Harue has his doubts, of course. Fujishima is sexy, smart, and kind—too good to be true. However, once they start talking, Harue gets butterflies for the first time. The conversation and alcohol flow freely, and before they know it, they've missed the last train, left with no choice but to spend the night together...

(Source: Seven Seas Entertainment)