Fans of the Japanese webcomics can now watch "One Punch Man" online for free on Viz Media and Daisuki though the videos may not be available in some countries. The most recent episode 9, aired on Nov. 29 was titled "Unyielding Justice." Yibada gave its "One Punch Man" episode 9 synopsis.

While anyone can watch "One Punch Man" anytime for free online, the latest episode is about fighting the Sea King. It started with Genos and the Sea King fighting. Genos tried his best to save the hostages, but the Sea King is stronger. While protecting a girl who cheered for him, Genos was almost crushed into nothing. Mumen Rider arrived and the Sea King threw him away. While the Sea King was knocking Genos down, the Hero Organization called for Saitama.

Mumen Rider knew he could not win but kept on fighting wile the crowd cheered for him. Saitama caught him when he fell down and congratulated him. Saitama turned to the Sea King and knocked him down with a punch. Speed-o-Sound came with a weapon, but he was too late.

Saitama and Genos were doing grocery shopping and found a mail when they arrived home. The mail indicated that Saitama is a fraud.

After the fight against the Sea King, there were much discussion about capabilities and powers. One person believed heroes have something to do since the people pay for the hero organization. Saitama said that though other heroes wore the Sea King down, he was the one who knocked the opponent down.

For everyone to respect the fallen heroes, Saitama admitted he is a fraud. Later, Saitama rose from a Class-C hero to Class-B.

Saitama and Mumen Rider met at a street food place where Mumen Rider bought him a plate. The latter sent the former a thank you mail.

Anyone can watch "One Punch Man" episode 9 for free online before the next episode will be aired. According to Youth Health, there may be a major catastrophe in episode 10. Perhaps, it will be more dangerous than an earthquake or a monster, which could be worse than a dragon or a demon.