Oh my gosh, I just read the next chapter and no spoilers, but the sister is officially the most wtf character in this whole book xD
https://yaoi.kijimam.space/comics/
Here you go
Oh my gosh, I just read the next chapter and no spoilers, but the sister is officially the most wtf character in this whole book xD
https://yaoi.kijimam.space/comics/
Here you go
This is literally the exact plot of iron virgin Jun, but it's with a dude instead of a girl.