Killer Pietro

Villains and Antagonists No great story is complete without formidable antagonists, and in Killer Pietro, the villains are as intriguing as the heroes. [Villain’s name] serves as a primary antagonist, challenging the main character at every turn. What makes them so captivating is not just their strength, but also their motivations and backstory. The complex nature of the antagonists in this manga adds an element of suspense and mystery, as readers are constantly kept on edge about their true intentions.

After devoting his life to the crime organization, Glory Club, Peter retires his status as a legendary killer and spends his remaining days running a quiet used bookstore. But after being ambushed and nearly killed one day by the very organization he dedicated his life to, Peter finds his body magically reverted back to its teenage years. Now that Peter was back to his peak physique, he sets out to settle the score with Glory Club. (Source: Webtoon Entertainment)

The betrayed old man killer regresses! But… no one recognizes him?! “Then I’m the most powerful!”