Boo's manga / #Love at first sight(8)

"It's because that guy won't seriously entertain anybody." Restaurant employee Yuri Ryotarou has kept up a physical relationship with his workplace superior, Hayabusa. They became friends with benefits after a cheap pick-up line. Yuri thought he had accepted his relationship with the troublesome, gloomy and annoying Hayabusa, but his struggles are steadily growing...?