Karefechi no Kanojo - Vol. 1 Ch. 1 - His Fetishist Girlfriend

[MangaDex]

 

[ItsThatBriGuy]

So...the "fetish" here is just the relationship itself? Not that I'm complaining.

 

[FireKnightHashira18]

Frick That Sister Loving Sis-con. Bro Has A Cute Nerd In Front of Him But Likes His Blood Sister Instead. DISGUSTING