MTL - The End Of The World’s Poisonous Mom And Monster Baby - v3 Chapter 57 no regrets

Song Yan, a senior high school student, lost his parents when he was a child. Before obtaining a mysterious and amazing ring, he has been often plunged into a vulnerable position and easily marginalized. However, his life is changed because of the cryptic ring.

- Description from Novelupdates

Only a pure maiden can have a privilege to make contract with a spirit.

In Areishia Acadamy, maidens from noble family were gathered there, giving them an elite education to become a spirit contractor. A boy Kamito, by accident he peeped on a girl, Clair, who was taking a bath, and he even made a contract with spirit that she wanted.

Kamito was actually an irregular male spirit contractor, which should not exist.

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

Battle Emperor Fu Sheng is the most popular player in the game, The New Age. Everyone believes that only he will become the champion in the final battle! His real name—Lin Jie. The reason for his participation in the battle is to win the Capsule of Revitalization for his injured mother and sister. With the Broken Blade, a Heritage weapon, in hand, he finally makes it to the final battle! Only then does he realize that his best friend had betrayed him! After his devastating defeat, Lin Jie is shocked to realize that he had time-travelled all the way back to a few years ago when the beta version of The New Age was just about to launch!