5-ji ni wa O One Night!

Overview

You've just finished your job at the speed of light, and now you're looking for the next big thing! The target is a hybrid ikemen with an annual income of over 20 million! Kuraki is a super OM (office man) who works in a women's garden. He's a good worker who gets his work done on time and then heads out into the night to meet new people. One day, at a gokon, he discovers a nice, rich guy and successfully takes him home. However, it turns out to be Shiratori, a dull junior at work...! Contains a reunion love story about a man who discovers his rival whom he admired is now a woman!?

Source: AniList