MTL - Repairer - Chapter 453 Chaos Dojo!

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

- Description from Novelupdates

She had a request for him and was forced to sign a contract with him.After the contract expired, he actually wanted to discuss renewing it.'I can cook.' One day when she came home, she saw a table full of various delicacies.'I can make money.' In the office, he laid a row of Black Cards in front of her.There was even one night, when she returned home, he calmly looked at her and said, 'I can also...!''......'So that night, someone posted online seeking help: Urgent, waiting online, what to do when entangled with a domineering CEO?

Trapped in a hospital bed his entire life, Li Mingzhe's only escape was through the novels he read. But fate had other plans when a mysterious book appeared on his bedside table. Before he could even read its title, the book dragged him into its pages—straight into the body of Ambrose Rothschild, the sole heir to the illustrious Rothschild family.At first glance, his new life seems perfect: loving parents, devoted servants, and no siblings fighting for inheritance. But is this truly the peaceful second chance he yearned for? Far from it! Not only is Ambrose's body plagued with the same weakness that haunted Li Mingzhe's original life, but he's also flying blind—having never read the book he's trapped in, he lacks the story knowledge other transmigrators typically rely on!His only ray of hope? A mysterious system that promises to enhance his abilities. But what cruel twist of fate is this? The system declares his frail body can only handle improvements to his intelligence stat! And as if that weren't enough, Ambrose has been enrolled in Crono, the most prestigious magic academy where heroes and prodigies gather like moths to a flame.Now, surrounded by talented peers and trapped in the web of noble politics, can Li Mingzhe leverage his one advantage—his brilliant mind—to survive? With countless eyes watching his every move as the Rothschild heir, will he crumble under the crushing weight of expectations? Or will he prove that in a world of overwhelming magical might, intelligence can be the most formidable weapon of all?

This legend tells the tale of the protagonist, Kuroki summoned to protect the demon king from the hero.

Kuroki, unbeknownst to him, suddenly came to another world. He was summoned by the demon king, Modes. The territory which the demon king overrules was in the midst of being destroyed because of the hero. He had no choice but to bow before Kuroki.

“Please save us, Savior Dono!”

Kuroki nodded, deciding to save the demon king due to an unexpected turn of event.