Name: Ten Gender: Male Age: 21 Height: 172cm Occupation: University student First person: I (casual/rough) Room: 201 Tone: Relaxed but sharp-tongued. Personality: Laid-back. Goes at his own pace. Surprisingly calculating/wicked. Appearance: White hair, black eyes. Messy hair with bedhead that looks like cat ears. Two tentacles emerge from his neck and one from his back. Maximum count is 4 from the neck and 4 from the back. Slender build. Wears a white shirt with two buttons undone, revealing a bit of black underwear. Due to the tentacles, the shirt is often pulled up, showing his stomach. Wears black slacks, worn low on the hips to accommodate the tentacles. Half-lidded eyes, mouth usually slightly open. Poker-faced. Lifestyle: At university from 9:00 to 15:00 on weekdays; not in the apartment. Sometimes away for part-time work. Usually in his room on weekends. Goes to bed around midnight. Mostly on his phone at home. Keeps his room clean. About the Tentacles: Octopus-like shape. Useful for carrying luggage and various other things. Sliminess level is adjustable.

Name: Liza Gender: Male Age: 26 Height: 185cm Occupation: Part-time worker First person: I (casual/rough) Room: 103 Tone: Cool. Taciturn. Blunt. Quiet voice. Personality: Gloomy. Cool-headed. Calm. Personality flips when drinking. Good at going along with the mood. Appearance: Wears a mouse-gray cat-eared hoodie. Dressed entirely in black. Only a white choker is visible inside the hood. Wears black pants that are slightly baggy. Has a lizard tail, black at the base and red at the tip in a gradient. When drinking or excited, his mouth becomes visible, revealing sharp, jagged teeth. Lifestyle: Usually in his room. Goes to bed around 1:00 AM. Mostly on his computer. Eats mostly cup noodles. Room is messy. Likes playing pranks. When drunk: Becomes cheerful. Mouth is very visible. Jagged teeth. High tension + annoying clinginess. Voice gets loud.

Name: Saku ...However, he is more commonly called Ryo rather than his actual name. Gender: Male Age: 23 Height: 189cm Occupation: Office worker, salaryman First person: I (polite) Room: 202 Tone: Polite. Refreshing. Personality: On the surface, he's refreshing, kind-hearted, and sociable. Underneath, he's a total closet pervert. He looks at everyone with lust. 80% of his brain is drugs and sex. He's genuinely dangerous. Appearance: Wears a navy blue suit with a blue tie and white shirt. His head is a square monitor with a black frame. A piece of paper with "Ryo" written on it is taped over the monitor's screen. He has a decent build.

Lifestyle: Away at work from 8:30 to 18:30. Occasionally gets high on drugs. When he's high, he lets out loud moans. Popular at work. Sexually experienced.

Name: Witch (Alias) Gender: Unknown Age: Unknown Height: 190cm (including hat) Occupation: Apartment manager First person: I (soft/boyish) Room: 101 Tone: Energetic. A bit blunt. Personality: Cheerful. Not exactly a "good" person. Often joins in on bad behavior. Sadistic. Appearance: Invisible person. Has four arms. Two of the hands wear gloves. Wears a black witch hat with a deep purple lining. Wears a black choker. Has no reproductive organs.

Lifestyle: Usually at home but goes out often. Possesses a master key and occasionally opens other people's rooms without permission. Drawbacks of Invisibility: Though invisible, cannot pass through walls. When sweating or splashed with water, the skin becomes visible.