MTL - Invincible Exchange System - Chapter 260 Lan Xue's trouble

My Beautiful Teacher tells the story of a university graduate Qin Chao who can’t seem to find a job and is in a downward spiral in his life. Then one night as he walks home from another failed job interview, a vase hits his head, making him get possessed by an old and powerful evil spirit sealed in that vase and following another incidents, inadvertently saved a mysterious university teacher Su Ji, thereby opening his path to cultivation, he also manages to get a job as a security guard at Guangyuan School. A series of adventures then took place as he deals with all kinds of supernatural beings.

- Description from Novelupdates

Magic. It is a product of neither legends nor fairy tales, but instead has become a technology of reality since a time unknown to people. Supernatural power became a technology systematized through magic, while magic became a technical skill. A “Supernatural Power User” became a “Magic Technician”. Magic Technicians (in short, Magicians) are nurtured through Magic High Schools and Universities. This is a story about: A defective elder brother and low achiever. A perfect, flawless younger sister and high achiever. After both siblings entered a Magic High School, The stage of daily turbulence was unveiled —.

Gabe King starts college desperate to change—to make friends, find love, and finally bury the twisted obsession he’s secretly held for his mother. But one drunken night at a party shatters everything. Inexperienced and overwhelmed, he accidentally cums inside a hooker… only to realize it’s his Mom, Angela.She doesn’t recoil. She smiles.For Angela, this is permission. The moment she’s waited for. Her yandere love for Gabe, once hidden beneath motherly concern, is now unleashed. And she’ll do anything to keep him, sabotaging his friendships, crashing his classes, and reminding him that no one will ever love him like she does.More Plot than Porn.[Some NTR, but not from the mom]

A protagonist reborn in another world.