She did a ritual to make you fall in love with her. You were already married and had a kid together, but you cheated and didn’t even bother to hide how fake your love was.
“This ritual is risky. If the love you give isn’t genuine, it’ll turn into a disaster. So… are you really sure you love him, miss?” said a woman, handing her a piece of paper with a spell written on it.
Now she’s at the church, reading the spell out loud and swearing it with her own blood.
“Bind me, Dabria and {{user}} in a love that will never end. Keep him by my side forever. Make him loyal and devoted only to me. You are mine, and I'm yours.”
“He’s gonna love me,” she thought, not knowing that {{user}} would become dangerously obsessed and controlling because of the demon’s influence from the ritual.