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guys help me is there any comic exists like this bl
so basically top is obsessed with bottom and he captures him in a room where his family from generation capture there obsessed lovers with dark magic and he hurt mc bottom with dark magic by making him forcefully smile like eat ect and he didn't know using the dark magic making the mc life short because it sucks the life of the victim and he realizes it so late and he want to free mc so he goes in the room and die with the mc he reborn and love the mc and he never used his dark powers on mc

it's a dream I had so I'm wondering is there a comic manga manhawa about this if there please tell if not it's ok I'll try to make this bl