Kawaii Senpai no Kaigoroshikata
It's a story about a lawyer and his friend (he's a yandere). This frien is a yandere who has a crush on him. He secretly has sex with the lawyer whenever the lawyer is drunk - he can't remember a thing the next day. One day a coworker at the lawyer's aggency announce's to the lawyer, that he has daughter around his age and that he wants them to get married. The lawyer tells his friend about it and the friend kidnappes him afterwards. They have sex. Horewer he release the lawyer after couple days. The lawyer gets a stockholm syndrom. They end up together.
Ijousha no Ai
Read vol. 2 ch. 19 This is nutts... Holly... this is CRAZY!!! The MC is a male. A girl has a crush on him but She's a yandere... like... The ultra brutal psychological yandere. She even nailed (yes with nails) him to the floor... It all started during their scool years... And noone do a damn thing about the murdered and torture the girl caused... (Well She went to a school for menatlly sick after the 1st incident but they let her go...)
Ore Dake Mi Nai to xx Shichau zo