I can rewind time to prevent death - Chapter 4 - 3 Zhou Dali

Leo, a common middle school student, was accidentally invited to a Wechat group full of legendary immortals, such as the Monkey King, ErLang Sheng, the Dragon King of the East. Since that day, his life completely changed. With the mystical items receive from his WeChat group,

- Description from Novelupdates

In a world where strength is law and the weak are trampled, Ezra Cain was destined for nothing—crippled, abandoned, and left to rot. But when death comes knocking, something awakens within him.[Primordial Evolution System Activated.]A forgotten power lost to time, capable of infinite growth, limitless evolution, and ultimate domination. From the ashes of his former self, Ezra begins his ascent—devouring monsters, absorbing abilities, and forging a path no being has ever walked. But power comes at a cost.Ancient gods stir in fear. Forbidden realms tremble. The strongest beings in existence move to eradicate him before he reaches his full potential. But Ezra is no pawn in their game—if the gods wish to stop him, then he will do what no one has dared before.He will evolve beyond them. He will devour them. He will become the first Primordial Overlord.The age of gods is over. His reign begins.

Kai is refused help from the president and thrown back into ground zero, where he meets a man whom he shows kindness to. As an act of repayment Kai is taken to the under tunnel of the city where he discovers a secret office belonging to his father. The stranger seemed to know what he was looking for after some time he handed over a box to Kai. A melodic robo voice came from the box -|DNA ACTIVATION VERIFIED|- -|ASTRAL NODE IS ONLINE|- -|SYSTEM HAS BEGUN ACTIVATING|- -|AWAITING MANUAL OVERRIDE TO TURN ON SYSTEM|- Kai is gifted a rare astral node and resolves to join the academy to save his dying sister from the F-X7 disease and also escape the life of poverty they were stuck in. -|PASSWORD CORRECT|- -|MANUAL OVERRIDE SUCCESSFUL|- -|SYSTEM IS UPDATING, PLEASE BE PATIENT|- -|SYSTEM UPDATE IS COMPLETE|- -|SYSTEM IS ONLINE|- Joining the academy does no guarantee his success since he has no powers. But he must survive since that has been his goal after being sold to slavery. -|USER: KAI HALSTEN|- -|RACE: HUMAN|- -|GENDER: MALE|- -|LEVEL: ONE|- -|EXP: 0/100|- -|HP: 10/10|- -|BEGINNING BONDING|-

There’s the so called class transfer.

Among the high school students that were given cheat abilities, Kirishima Ran was given 『Underling Training』for some reason, a skill that can make a woman a slave.

Ran who was driven out by the kingdom using an absurd reason will make use of the given skill freely to take revenge on his classmates, release his desires (This is mainly the reason), and fight off the world’s system.

It’s a story of him using his wonderful skill making his classmates turn to an obedient cute and lewd slave.