I'm the Mysterious Leader of the Salvation Organization - Chapter 553:

Zheng Tan somehow returns to the year 2003, turning into a black cat. Picked up from a rubbish heap by the Jiao family, he is given the name “Charcoal”, and so begins the life inside Professor Jiao’s family. Zheng Tan remembers that he was once a person, but currently his body is that of a cat. He has no way of speaking the human language, but can understand it, and even retains the thinking and IQ of a young 20 year old youth. Read along as he adapts to this new world, and somehow tumbles from a group brawl to catching a thief.

- Description from Novelupdates

Scheming female assassin transmigrated to become the weak Eldest Miss, her story is wonderful and stunning, attracting peach flowers to blossom open. Cold calculating emperor? Geniusly bad crown prince? Insidious happy-go-lucky prince? Gentle physician? Ice-cold mystery male? Who is her true love? Haha, but she only eats, definitely will not take responsibility! Beautiful men be careful!

Choi Hyun-seok, a heavyweight champion of the biggest mixed martial arts league on Earth and the one who was called the strongest had died.Afterwards, he was granted new life as a hero in another world.‘Wealth! Honor! Endless beauties at your fingertips!’With thoughts of such a dazzling future, the first thing that he saw when he came to this new world was a towering ox monster.The monster, who was the commander of the demon army, asked.“Hero? You’re saying you’re the hero?”“Uh…I think…?”And so, that was the start of hell.

Drowned, betrayed, and humiliated—Brandon’s life ended in the most pathetic way possible. But when he opened his eyes again, he was no longer Brandon.Reborn as Noah Weaverheart—in a novel he had read—the spoiled yet talentless son of a duchess, he quickly realizes a cruel truth: he’s nothing more than a stepping stone, fated to die in the first 30 chapters of this world’s story.But fate isn’t set in stone.Because he now has the Sovereign Bond System, a power that allows him to share everything from the women he bonds with—but at 10,000 times the quality.—[Ding! You have bonded with Neko Neko.][Ding! You have shared the affinity and talent of Neko Neko.][Ding! You have obtained the affinity: Ice (SSS rank) and the talent: Sovereign of Ice (SSS rank).]Noah’s lips curled into a knowing smirk.If this world wanted him to be a stepping stone, then he’d crush the so-called protagonist, steal his harem, and rewrite destiny itself.