Level 4 Human in a Ruined World - Chapter 405

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

He put one hand on the door beside her head before leaning forward. What was he doing? Trying to intimidate her again?

People were jealous of her. An orphan married into a wealthy family and had a handsome, gentle, and wealthy husband.Little did they know, they slept in the same bed but had different dreams, and seldom communicated.People think his husband is perfect, but only she knows that he calls out other women's names in his dreams.Even though she gave birth to twins, she didn't touch him.So she filed for divorce.Finding his wife abandoning her children and property just to be separated from him, he suddenly felt anxious.When he returned home, he found only the hungry children waiting to be fed, and the bed was also so cold. A luxurious villa without a wife is just a pile of steel and concrete. He suddenly realized that he had already fallen in love with her, but she had become his unattainable heiress.She said, “Sir, you have to queue up to chase me. You'd better go back and take care of your children.”He held his two children and smiled, “The children are too young to live without their mother. Let's give them back to you.”When the servant brought the children's luggage into the house, he emerged from a huge cardboard box and said, “I am the children's doll, and you can also think of me as an intelligent robot - with a complimentary warm bed service.”“..”