As the top-ranking superheroes, Fire Emblem and Sky High seem like the perfect buddy team; nevertheless, Nathan has one particular complaint.

After getting into an argument with Ivan, Antonio is worried that the Rock Bison and Origami Cyclone partnership won't survive.

Subaru gets worried when his partner Thomas is reprimanded for being too violent while apprehending a robber.

Tiger bends the rules to try to catch a violent NEXT named Vincent Carl, who left Barnaby badly injured while evading capture.

Agnes orders the superheroes to stand down and avoid confrontation with Hugan and Mugan, but soon they're faced with a double threat.

The remaining superheroes learn Hugan and Mugan's motives, and then put together a plan to defeat the powerful duo.

The superheroes are fighting as hard as they can, but Hugan and Mugan seem impossible to defeat.

Fire Emblem and Sky High win the King of the Buddy Heroes title. Barnaby gets some exciting news, but he has to keep it a secret.

Little is yet known about the NEXT incident, but multiple theories abound. Everyone wants to know what's going on between Kotetsu and Karina.

During a promo shoot, He Is Thomas declares his admiration for L.L. Audun. Then, the heroes are mobilized in response to an attack.

As the "X" phenomenon spreads among NEXT throughout the city, Yuri gathers the heroes and gives them some bad news.

The public has started to turn against all NEXT. Ryan thinks that a NEXT named Gregory Sunshine might be connected to the "X" phenomenon.

Mattia wakes up in the hospital, but he claims to not remember anything that happened. There may be a NEXT with the ability to control other people.