The principle of 'quantitative change leading to qualitative change' proves this: as long as I fawn over enough heroines, I'll eventually be able to win over at least one of them. With this thought in mind, veteran simp Kitahara Kaede went further and further down the path of simping, only to find, upon looking back… that all the heroines were actually secretly in love with him?

opened the door and saw a bathroom, and then a girl with a tail came out of the water...

This is a daily novel without a main plot, the kind of novel that does whatever comes to mind, so don't read if you don't like it, and don't come to scold...