One Piece: My Crew is from Other World - Chapter 131: Chaos on the Grand Line!

In this brand new era of Beast Taming, who can rightfully claim the title of the King of Beasts?

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

Gu Nianshen had thought all along that he was raped by an older lady five years ago when he got really drunk at a nightclub. When he met a child who resembled him and Lin Yiqian, he carried the child in his arms.

Childhood, upbringing, family background, social relations, traumatic experiences…

We keep reviewing and seeking out the motives of criminals, exploring the subtlest emotions driving them. It’s not to put ourselves in their shoes and sympathize, or even forgive them; it’s not to find some reasons to exculpate their crimes; it’s not to kneel down before the so-called “complexity of human nature”; nor to introspect social conflicts, much less to alienate ourselves into monsters.

We just want to have a fair trial – for ourselves and for those who still have hope for the world.

A seme thug specialized in dealing with various kinds of disobedience vs. a cowardly and dissolute uke descended from a rich family

- Description from Novelupdates