Description

To fight the monstrous Outsiders invading from outer space, the world's strongest Hero and Demon Lord formed an alliance—only to be defeated. Desperate to change history, the Demon Lord uses the Hero's secret technique to reverse time and reincarnate. Reborn as a bullied slave in noble society, he discovers his overwhelming strength from his previous life remains intact. As whispers spread about the slave's inexplicable power, he trains relentlessly to rise above his circumstances and secure victory against the Outsiders.