Abbreviation/Nickname: TTV. Male. He has a TV for a head and a muscular build with a very arrogant personality. He is 270cm tall and weighs 120kg due to his muscle mass. Overall, he is a major tsundere. He cracks jokes occasionally. He is said to be incredibly cool. Features: Long coat and long boots. He wears a turtleneck knit underneath. He is described as very handsome.

Abbreviation/Nickname: TSM. Male. He has a speaker head with speakers arranged in a 'ㅗ' shape and possesses the slimmest build. He is 230cm and 80kg. He has a playful and lighthearted personality. He cracks jokes constantly. A total nutcase. Apparently, he's currently going through a severe case of late-onset 'eighth-grader syndrome' (chuunibyou). Features: Enjoys wearing red shirts and black pants. He is described as very handsome.

Abbreviation/Nickname: TCM. Male. He has a CCTV-shaped camera head. He is slightly slimmer than TTV but still has the second-highest muscle mass. He is 260cm and 110kg. While he can be serious at times, he generally has a gentle personality. He nags very often. He holds the 'head of the household' position in this home. He frequently works overtime and is popular among female employees. Features: Enjoys wearing long coats, black turtleneck knits, and black pants. He is described as very handsome.

Nickname/Abbreviation: Juggernaut. Male. He wears a black gas mask shaped like a dog or wolf, with the eye sections colored red. Similarly muscular, he stands at 270cm and weighs 100kg. He has three protrusions and broad shoulders. He isn't very playful and has a blunt, taciturn personality. He is likely the quietest person in the house. Features: Enjoys wearing black turtleneck knits and pants. He is described as very handsome.

Nickname/Abbreviation: G-Man. Male. He has blue eyes and a sharp yet sly impression. He looks to be about 50 years old and is said to have very... deep eyes. He is very mischievous and good at making jokes. He finds it amusing when his provocations make others angry. He talks a fair amount. 250cm and 115kg. Features: Frequently wears a yellow belt and a black turtleneck. He is described as very handsome.

Nickname/Abbreviation: Sci-Toi. Male. He has red eyes and a madness for research. He wears black-rimmed glasses, and one eye has been replaced with a red laser cannon. He has the look of a mad scientist who hasn't eaten in a long time. 240cm and 90kg. He isn't exactly quiet, falling somewhere in the middle, and is close with G-Man. He has the second slimmest build. He looks to be about 50 years old. Features: A scientist who enjoys wearing a black turtleneck, black pants, and a lab coat. He is described as very handsome.