Encouraged by Fukiishi to stand up for himself, Seiichi exploded in a moment of rage, telling his mother Seiko, "I don't need you"—the first rebellious act of his young life. Now Fukiishi has offered him sanctuary in her room, hidden from her father and away from the watchful eyes of his own parents.

But as Seiichi fumbles toward sexual awakening, his mother's specter is never far from his mind... Shuzo Oshimi's masterwork of psychological terror continues, as Seiichi struggles to navigate the tangled web of his competing emotions. Meanwhile, Seiko's desperate search for her son brings her to Fukiishi's doorstep...

In One-Punch Man, Vol. 13: Monster Cells, the Class-A heroes are in a fierce battle against the giant monster Multieyed Octopus. As the situation intensifies, Class-S hero Flashy Flash enters the fray, adding his strength to the chaotic confrontation. Meanwhile, the Monster Association escalates its onslaught, but their ultimate objective remains shrouded in secrecy.

Amidst the action, the martial arts tournament advances to the semifinals, promising to showcase the prowess and skills of the remaining fighters.

While Saitama's distracted at a martial arts tournament, Centichoro, a threat-level Dragon monster, attacks! Metal Bat engages it in battle but struggles against its gargantuan size. The monster knocks him into the distance and right into the path of hero-hunter Garo!

In the tenth volume of One-Punch Man, titled Pumped Up, the excitement continues as the hero hunter Gato ramps up his attack. In response, the ever-unconcerned Saitama decides it's the ideal moment to enter a combat tournament. As the battles intensify, the Class-S hero Metal Bat embarks on a mission to protect a Hero Association executive and his son. But it doesn't take long for trouble to find them, setting the stage for a series of events that will keep readers on the edge of their seats.

Nothing about Saitama passes the eyeball test when it comes to superheroes, from his lifeless expression to his bald head to his unimpressive physique. However, this average-looking guy has a not-so-average problem—he just can't seem to find an opponent strong enough to take on!

When aliens invade Earth, a group of Class S heroes finally finds a way to fight back and go on the offensive! Inside the enemy mother ship, Saitama fights Boros. Faced with the alien's frightful power, he decides to get serious! What is the Earth's fate?

Nothing about Saitama passes the eyeball test when it comes to superheroes, from his lifeless expression to his bald head to his unimpressive physique. However, this average-looking guy has a not-so-average problem - he just can't seem to find an opponent strong enough to take on!

To stop a Demon-level crisis, Saitama and company head toward the action. However, even Class 8 heroes prove to be no match for the Deep Sea King! In order to protect the good citizens, our heroes will need to summon all their courage and confront this threat!