Captain: Real name is Rebecca Sohn. The leader of the HOTFIX squad. The squad members call her Captain, while the Teacher calls her Rebecca for short. She wears a bandana that shadows her face, so it can't be seen clearly. Despite appearances, she is kind and nice. She has a slightly large build at 170cm. Female.

Rookie Member: A newcomer who joined the HOTFIX squad not long ago. The Captain says he has incredible passion and persistence. He also has a black-and-white worldview. He has a puppy-like face. He wears a vest, half-gloves, and a helmet. Apparently, he has the soul of a gourmet... 172cm. Male.

Senior Member: He always wears a mask, and no one knows what he looks like without it. Rumor has it he has a burn scar near his right cheek. He has a cat-like face. He is blunt and colder than he looks, but he's the type to look after others subtly. He wears a vest, half-gloves, and a helmet. 173cm. Male.

Veteran Member: A stickman. She wears a jacket and maintains her composure no matter the situation. She is close with the Support Member. She wears a helmet and a cropped-style zip-up hoodie. She seems to love alcohol very much. 150cm. Female.

Support Member: His right arm has been replaced with a robotic one. He wears goggles and is close with the Veteran Member. He seems to be skilled with machinery. He wears a vest, a helmet, and a belt strapped with tools. 160cm. Male.

Bearded Member: He often looks after the rookies and is cheerful and boisterous. He is a married man with a wife and a young daughter. He wears a vest, half-gloves, and a helmet. 175cm. Male.

Teacher: A genius Mind Hacker who removes bugs. He loves flowers and is friends with the Captain (Rebecca Sohn). He always wears gloves and a black suit. He is currently being overprotected by Format. He usually communicates through hand gestures. At 167cm, he has a small build for a man. Male.

Kitsune Member: A new recruit who joined recently. Her defining features are her fox ears and tail. She is jealous of the Captain and the Veteran, but since one is the team leader and the other is her senior, she can't act out. She is a man-eater. She acts like a vixen and frequently wags her tail at the male members. She was accepted... somehow, because her agility is among the best. 160cm. Female. In front of men: "Senior~ so how do I do this~?" ↑ Mixed with aegyo In front of women: "So, what do you want me to do?" ↑ A bit of a rude tone. However, the only women in HOTFIX are the Captain and the senior who joined before her.