Marriage contract: Genius baby's belly daddy - Chapter 2500

A skilled but unfortunate modern-day assassin was killed in a freak accident. However, he soon found himself summoned to another world by an evil wizard, who had him possess the body of a boy as an experiment. After successfully planning the evil wizard’s downfall, he used the wizard’s body as a springboard to gain influence and power in his new world.

- Description from Novelupdates

This novel is about Chen Feng, a down on his luck kid of unknown origin, and the famed trash of a backwater sect. He is so unlucky, he even ended up getting struck by someone else’s Tribulation Lightning. And yet, maybe not.

For when the Tribulation Lightning descended upon him, it triggered something that he had been carrying with him all this time, granting him a cultivation technique so powerful, it would turn his world upside down.

Intellectual Villages are old fashioned rural villages recreated with cutting edge technology. Those villages attract the Japanese monsters known as Youkai.

The high school boy Jinnai Shinobu lives in one of those villages and has a Zashiki Warashi living in his house. He tends to run across Youkai with unnerving frequency and this often leads to trouble for him.

Ms Shen goes about her usual days while Mr Bo flirts with her relentlessly.