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The Elderly Killer who had been betrayed, returns! But…No one recognizes me?! “I’...
★★★★☆
- OP MC
- Body Regression (Old -> Young)
MC was the greatest assassin in the world, but when he a new leadership took over their organization, a bounty has been put on him. Old and weakened with a terminal illness, he struggles to fight back his pursuers, when suddenly... on the verge of death, his body turned back to his youth!?