Chapter List

The battle wraps up with Sonic and Flashy Flash overcoming the Heavenly Ninja Party. Flashy Flash then exposes the true origins of the Ninja Village—but suddenly, the corpses of his upperclassmen merge into the monstrous Empty Void, leaving both heroes stunned.

The fight escalates as Speed-o’-Sound Sonic and Flashy Flash face the Heavenly Ninja Party. Flashy Flash systematically defeats all his upperclassmen from the Ninja Village.

Speed-o’-Sound Sonic and Flashy Flash clash, but the Heavenly Ninja Party interrupts. Recognizing the threat, the two ninjas team up to take on their upperclassmen.

Speed-o’-Sound Sonic and Flashy Flash begin their duel, but the Heavenly Ninja Party intervenes. The two ninjas quickly ally to fight their upperclassmen together.

The Heavenly Ninja Party plans to assassinate Flashy Flash and Blast to seize global control. Meanwhile, at Hero Association HQ, Saitama, Flashy Flash, and Manako meet Blast and Sitch, who acknowledge Saitama’s immense strength.

Genos interrupts Saitama and Flashy Flash’s sparring. Together, they defeat Internet Surfers, Speed-o’-Sound Sonic, Gale Wind, and Hellfire Flame. Later, Saitama, Flashy Flash, and Manako reunite with Blast at the Hero Association HQ.

Saitama accidentally frees—and then effortlessly defeats—an ancient dragon, ending an old conflict. Flashy Flash shows up while Saitama is gaming with King, requesting Saitama as his disciple to help locate Manako. Saitama refuses, setting up a potential clash.

King struggles to improve his strength, but no one believes he’s weak, preventing him from training at the Final Training Ground. He visits Saitama, where the Blizzard Group shows up, though Fubuki fails to recruit Saitama. Overgrown Rover joins the Blizzard Group as their pet.