Sooooo he already LOVED her before he even found out they were not related by blood........ and the girl doesn't even know they're not blood related and yet still doing all that
Istg most 3some manhwas_manga are incest like why? JUST WHY? She could've been a neighbor on the the street, maid, hell, that could be an assassin for all I care but Sibling?
My boy blue went from a killer to a shipper