To Love You Again - Chapter 18 - Suck-up?

A teenager named Evan Mason was reincarnated into the magical world of Harry Potter and goes to school at Hogwarts!
With only his knowledge of the future and great talent for magic, he takes the path towards the top of the magic world, only to realize that ever step he took, changed everything!

- Description from Novelupdates

[No turning back to old love + single female lead + daily sweetness + no system, no Golden Finger + relaxation & healing + long-lasting romance]“Xie Xiao, you can't just stop wanting me after being so good to me for three years and getting me used to it. What do these three years between us amount to?” Zhou Mianmian looked at Xie Xiao with tears blurring her eyes and a pitiful expression.“Consider it my bad luck,” Xie Xiao said indifferently with a glance at her.“Are you mad at me because I didn't agree to be with you?” Zhou Mianmian reached out to grab his hand, her voice pleading, “Then let's be together now, okay?”“You deserve someone better than me,” Xie Xiao dodged her hand, pulling the beautiful girl by his side into his arms, “Wife, let’s go.”Now that I'm reborn, let someone else be the lovestruck fool.Xie Xiao just wants to live a sweet life holding the tsundere treasure of a girl he overlooked for years~----In his past life, Xie Xiao was blind, unable to tell the difference between a scheming girl and a treasure.To buy milk for the scheming girl, he got hit by a car and was paralyzed in bed for three years.In the end, the scheming girl turned around and went with another lovestruck fool.Instead, there was a proud and cute girl by his side...Until her accidental death...Xie Xiao closed his eyes in despair...If only time could be turned back...

Feng Xinying was an heiress of a billion dollar empire. She was a model by profession, a celebrity hailed by all as a winner in life.Suddenly she found that all she had was but an illusion. Upon her father's death, her company fell into the hands of Xie Yuansheng, leaving her with nothing but a fiery anger and indignation. And Xie Yuansheng was no easy man to deal with.Forced to be his secretary, Feng Xinying was fuming mad, never wanting to compromise on her career.Unfortunately, things were not going as she planned, and while she was hostile towards Xie Yuansheng, he was eager to mark her as his.----------------------------Before he was reborn, he loved Feng Xinying crazily and all he wanted was to make her his for the lifetime. But she hated him to the core because he mistreated her, caged her and didn’t let her go anywhere. He was suspicious of her movements. He knew that she hated him, and so he only tightened his control over her.After his rebirth, he looked differently at her. Xie Yuansheng was ready to make all amendments in this lifetime.From being the worst husband, he became the best that would dote on his wife. This is a story of how two people came to meet each other. She hated him first and then fell in love irrevocably.

[The Demon King is Dead], a story in which the Demon King got immediately killed in the Prologue. I became the ‘Demon Prince’ of said novel.

…Help me.