MTL - The Most Powerful BOSS In the Heavens - Chapter 872v3 million years later

Three Emperors have died in quick succession. The prince whom nobody had taken notice of unexpectedly succeeds to the throne. He is quickly plunged into layers upon layers of danger. The Empress Dowager dislikes him, wishing to install a younger, more obedient Emperor. His half-brother dislikes him, accusing him of stealing the throne that is rightfully his. The palace attendants and servants dislike him, believing that he is not a true Emperor. The Child Emperor must save himself.

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

After a delirious first night together, Shi Guang found herself waking up to a cruel reality… a breakup initiated by him, ending their relationship! What? Why? How? These were the questions that bugged Shi Guang’s mind in the two years after he left without a trace. Just as she thought that she had finally managed to get over him, Lu Yanchen suddenly appeared before her and before she knew it, she had to get married to this man who had dumped her two years ago?! What? Why? How? These were the questions that Shi Guang was faced with after his mysterious appearance once more. Just what are Young Master Lu’s motives? Why is he always watching out for her even though he was the one that had dumped her? And worst still… What’s with that tsundere attitude of his…?!