Dad, My Lover

Makoto is a poor student who started sugar dating casually after a friend recommended it to him. Through a dating website, he meets a man in his thirties who calls himself Sako. Makoto imagined that he'd get to enjoy the fuzzy feelings of being a lover, but all he was asked to do were chores and errands. Although confused by his expectations, Makoto doesn't give up and tries to have a physical relationship with him. However, Sako had no intention of doing so. After getting scolded, Makoto discovers that Sako was mistaking him for a housekeeper. Makoto wants money, and Sako wants someone to do his housework. With their interests, Makoto ends up being hired as his housekeeper, but gradually, he becomes unable to control his feelings...

(Source: Renta!)

Note: Chapter count includes an extra.