Why Are You Crying? Because I Married Your Mom After You Broke up with Me? - Chapter 404 - : Brothers Joining Hands

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

The mentally disabled 13 year old daughter of the Ye family, one day re-births! She rules over the Omnipotent God’s Cauldron, she possesses a spirit cultivation space. She’s no longer the good-for-nothing, abandoned girl who everyone bullies whenever they see her! With her incomparable poisons, even miracle doctors have to move to the side.

After the Catastrophe, every rule in the world was rewritten.

In an exhilarating twist of fate, Jiang Chen traverse into a fantasy realm novel he read, taking on the role of the notorious Holy Son in a riveting tale. But here’s the catch – he’s pegged as the female lead’s obedient doglicker. Or so the story initially wanted…Unleashing the ‘Slack Off System’, Jiang Chen flips the script! Each act of slacking off spectacularly rewards him. Doglicking duties? Jiang Chen smirks at the thought. “Not in a million realms,” he declares.As the system chimes melodically, rewards rain down like immortal gifts:Ding, for successfully slacking off, you receive: the Emperor Weapon, All-Heaven Mirror!’Ding, another round of slacking off earns you: the Immortal Technique, Great Daluo Heaven!’Ding, for successfully slacking off you received: Immortal Emperor Cultivation!’But wait, there’s a twist in the tale! The world around Jiang Chen starts to unravel in the most unexpected ways.The character settings of the female leads have all collapsed.Junior Sister Ye Qingcheng: ‘I can only repay your life-saving grace with my body!’Cold and aloof master: ‘Disciple, I allow you to defy your master.’