Mushoku Tensei - Volume 23 Chapter 6 — Plague

Xia Yan passed through to the world of Bleach and became an eleven-year-old boy. He was rescued by Renji and Rukia in the Seireitei, and he was studying at Shin’ō Academy, and he was a student of the same class.
He is a top student of the Shin’ō Academy, and he is vying for strength by various teams. In the end, he has entered the first team of secret mobile maneuvers.
He will use punishment to kill every person who tries to threaten the martyrdom and protect his loved one.

- Description from Novelupdates

This is a rigorous multiverse cultivation novel!Watch the protagonist, Zhong Shenxiu, as he wanders through various realms, pursues longevity, explodes the system, and becomes the master of the multiverse.Here, there are modern martial arts, classical cultivation, jianghu of Cthulhu, horror worlds, steam punk…Infinite worlds, infinite possibilities, all in the 'Lord Shenxiu'!

Diablo Volfir, a mighty magician, was sealed for aeons due to the schemes of the 12 Gods, but 66666 years have passed since then, and he descends to earth once again!

Leng Rongrong is the eldest daughter of the Leng Family, yet she is abandoned to the countryside when she’s little. As she reaches a certain age, her father and his stepmother trick her into returingn home just to marry her to Mo Linyuan, the Fourth Master of the Mo Family who is supposed to be crippled, poor and ugly.

When Leng Rongrong marries Mo Linyuan, she finds that Mo Linyuan is actually a very handsome man seated in a wheelchair. So she decides to take good care of him by becoming an actress to support the family. However, Mo Linyuan is simply pretending to be crippled for the moment, because he is investigating some peculiar affairs happening to his family. Yet as he spends time with Leng Rongrong, he finds her quite interesting and fun, and gradually develops feelings towards her.

In the meanwhile, Leng Rongrong also defends herself against other undesirable trouble that keeps coming towards her whilst trying to find out the past of her supposedly deceased mother.