One Punch Man Manga Online Chapter 3

Chapter 3 dives into Genos’s backstory as he explains to Saitama how he became a cyborg after his family and town were destroyed by a rogue machine. He was rebuilt by a scientist named Dr. Kuseno, who gave him a new purpose: destroy evil. Meanwhile, the evil scientist Dr. Genus, leader of the House of Evolution, takes notice of Saitama’s immense strength and becomes obsessed with capturing him. Dr. Genus sends a group of mutant creatures to test Saitama, but they are all instantly defeated. Genos, impressed by Saitama’s power, continues to ask him to become his mentor. The chapter ends with the House of Evolution preparing to send their strongest creation, Carnage Kabuto, after Saitama.