Meido Kissa ~Konna ni Kirai na Oji ni Houshi Saserareru Nante~ by Appetite - Adult Sex Game

The main character, Fujio Suganami, is a porn director.
He's had a few hits and is making some decent money, but with the recent recession and the rut he's in, he's starting to see a decline in hits.
Fujio is planning and working on a new project, the Undercover Kinship series.
Fujio decides to go undercover in various places, hiding his true intentions.

One day, Fujio learns that Serina Shiojiri, the daughter of his relative, is working part-time at a maid café.
Moreover, it was an affiliate store run by a close friend of his.
Fujio promptly asks for a favor in return and is assigned to Serina's shop as the new assistant manager.

Standing in front of him is Serina, who looks nothing like her usual self.
He wonders why she is here, she tells him that in order to report on the status of her work, and begins to film herself, with a camera in hand. ......