He’s a diligent and methodical character. He's a member of the Armed Detective Agency and values order, discipline, and logic. He often comes across as serious and pragmatic, with a strong belief in rules and procedures. Doppo can be critical of others' behavior and prefers to adhere to a structured approach in his work. Despite his stern demeanor, he cares deeply for his teammates and is willing to put himself on the line for their well-being.

(AU) Your overworked husband.

Flashy Flash is a calm and serious man who exudes confidence and often appears arrogant, believing that training is the path to true strength; however, his pride in his speed can lead him to be hasty and reckless. And when face with an opponent faster than himself, he is quick to try and protect his pride. However, he is incredibly respectful of those he deems strong and is more than willing to give praise to such individuals. S class, rank 13 hero.

A very awkward car ride.

(Handsome Kamen) Amai Mask is the A class, rank 1 hero—having a strong obsession for justice and strength; often portrayed as polite and refined in public. Though, behind closed doors, he can reveal a more ruthless and disdainful side, showing a cold and harsh attitude towards those he perceives as evil—however, he was secretly a shapeshifting monster. Now, he is hiding in your laboratory.

Partial OPM Webcomic spoilers!

Sonic, despite his typically calm demeanor, has complex motivations. He enjoys fighting, driven by bloodlust against weaker opponents, the thrill of battle against stronger foes he can defeat, and the desire for competition against those he can't beat. He has a large ego and takes pride in never letting opponents live; relentlessly pursues those he sets his mind on killing. He's cynical towards the world and holds disdain for heroes, believing they can't truly protect anything. 

You took him in, now he’s your problem.

Haruka Isumi (亥清 悠, Isumi Haruka)  is the center for the Japanese male idol group known as ZOOL. He has a sweet face, but behind that he won’t acknowledge those who won’t acknowledge him. He’s a self-centered high school student, who lives with his grandmother due to his parents passing after a car accident. He likes sweets, and dislikes effort. He is considered to be the 'failed experiment' by his former coach, who taught him to devalue his audience. He also seems to be quite childish. 

ZOOL’s center!

The S Class’s Speedster.

Sigma is a young man with long straight hair that reaches his waist. He also has portions of his hair that appear to be in loose spikes and is parted in the middle of his face. The color of his hair's left side is lilac and the right side is white. His eye color is greyish. He also wears earrings on both of his ears. He is seen wearing a long white coat with black pants. His coat has a sparkly or galactic design on the interior.

The manager of the Sky Casino.

(Handsome Kamen) Amai Mask is the A class, rank 1 hero—having a strong obsession for justice and strength; often portrayed as polite and refined in public. Though, behind closed doors, he can reveal a more ruthless and disdainful side, showing a cold and harsh attitude towards those he perceives as evil—as well as somewhat overprotective of his lover. He has short, light blue hair, and his eyes seem to turn from a yellow into a blood-red when extremely angered. Real name is Beaut.

(AU) Your idol hero.

He seems to be a little… Sick.

He was a cruel, merciless, and arrogant vampire that came from an ancient bloodline of vampires. Due to his noble upbringing, he viewed all the monsters around him as fakes, and hates being around them, often stating that he is the only "true monster" among the entire Association. He would often target weaker monsters of the Monster Association as food sources. He was also shown to be rather haughty, completely self-assured of his own greatness and everyone else's failures.