Please help me find this manhwa

Ok so i read this one a long time ago but basically it was a series containing multiple stories and one of them was this doomed yuri the girl was mute i think and she was light haired the other girl was black haired i think the mute girl died trying to save the other girl from a bunch of boys and I might be mixing up two different stories but i think the main character was this reaper (?) like he made a contract with someone to collect humans soul so he could save his wife who was trapped somewhere but at the end we find out she was the evil one ionno pls help me find it I just wanna read that one specific chapter with the girls