A young man has lived a harsh, sheltered life, but things have finally seemed to take a turn for the better. His grandfather, a wealthy navy admiral, has recently died and left behind his mansion and vast fortune. He inherits it, but under the condition that he will never be allowed to fire the head maid, a young woman named Takako.

As he moves in and becomes the household's master, he learns that the mansion is more than he thought. Some of the maids act strangely, and a government inspector keeps a close eye on the place, determined to uncover its secrets. What mysteries lie in these gaudy halls? Why was his grandfather so adamant that the head maid never be fired? Who can be trusted? He must find answers, and he isn't afraid to abuse his newfound power to do it.
ENJOY ^^

https://store.steampowered.com/app/562350/Maid_Mansion/

Base +12, Gabaw +6

At what part dowes the protagonist cheat?

Base +6, ColdHead +6, caly +6

I think the protagonist's cheating causes the woman to slit the maid's throat. He also seems to be dead in one of the images. So I guess you get a bad end if you cheat on a girl.

Base +6

https://vndb.org/v20191 - VNDB.

Base +7