Huh? Isn't This A Galgame? - Chapter 34 - 33: Secret Desires

The Earth mutated and an entire city disappeared from its original world! Su Yi arrived in the Different World strangely with the whole city, where demons ran amok, dynasty hegemony. There was no peace of modern civilization, only the law of jungle! Fortunately, his phone also changed... Gods, demons, monsters, Buddhas, fairies, etc., were all pulled into his mobile phone for his use! I am the king of demons, and I am the Lord of gods!

Reborn and returning, he possesses medical skills, can practice immortality, has a slave who is the king of killers, and a maid who is the school beauty pursued by everyone. Even casually taking out a piece of trash can shock the world. His return has set this world ablaze.

Things were going great for the demon Bael-Sharoth until a little girl summoned him to open a jar of tomato sauce. Now he's trapped in the human world along with his arch nemesis the beautiful and capable Maharet Flameheart. Life isn't easy for a demon in a small town. But at least the parks are hellhound friendly and the werewolf at the local bookshop seems nice enough. Bael and Maharet must find a loving human family to take in this powerful young witch before time runs out or risk being stuck on earth forever.What to expect: A cozy found family romantic comedy in the style of Good Omens and On a Pale Horse.Gruesomely Wholesome. Enemies to Lovers. Strong Male and Female Characters. Loyal Hellhounds. Sassy Hellcats. A happy ending.

Xia Zhijun got the title ‘study god’ after scoring first place in the whole city. He’s the model of a good student in a teacher’s eyes: good grades, good manners, and quiet. When he wasn’t smiling, his entire body emits a cold abstinence aura. The girls only have the guts to look from afar and not get close.
Later, it was rumored throughout the entire school that even the study god would fight and hit on girls. Whoever dared to provoke his girl, he would teach you how to be a person at every minute. The night of the graduation ceremony someone saw him blocking Gu Siyi in the corner. He didn’t stop kissing even when she cried. He bit her lips and said in a raspy voice, “I’m going crazy…”
During college finals, Gu Siyi almost bursted out crying, “I’m such a failure. I won’t be able to find a good job in the future…And if I can’t find a good job, I can’t provide for myself…”
Xia Zhijun played with her pink earlobe and remarked, “I’ll take care of you.”
After they graduated, Xia Zhijun created a research company and Gu Siyi became the boss’s wife.
The commercial rocket, “Star of Siyi” was successfully launched. So everyone knew that the new technology superstar, Xia Zhijun has a wife who he spoils a lot.

- Description from Novelupdates