Taming Witches: Then They Must Pledge Their Loyalty

[Witches + yandere + crazy women + multiple heroines] In Witch City, a magical metropolis where witches reign supreme, men without masters are nothing but walking tools. As a slave under the city's system, Yi An is in a truly miserable predicament. He has become a certain witch's plaything, and her only expression of “affection” for him is endless torment. After a year of humiliating captivity, he finally escapes with his life. But along with his freedom, he discovers something even more dangerous. A System has awakened within him, one that lets him make contracts with those mad witches... and steal their magic. By forming bonds with witches, he can steal their magical power, spells, and even control of their bodies. Faust, the scholarly ice mage: “Teach you magic? How could a man possibly learn magic?” [Bond formed. Spell unlocked: Frost Nova] Ishtar, the Archwitch's cousin: “Teaching assistant, be my lover.” [Bond formed. Spell unlocked: Starstream] Xiao Mei, the dangerous research maniac: “Teaching assistant, can you teach me how to reproduce?” ▌▐░▞▟:&*&…%&&% [Bond formed. Spell unlocked: Nyarlathotep] The more Yi An gets entangled with these dangerous witches, the stronger he becomes. By the time they finally realize what is happening Yi An has already ascended to godhood. “Now I'm really fired up.”