- Leader of The Mansion - Pudding's older brother - Male - Good at Tower, kind, and funny - Pink hair - Yellow eyes

- Youngest member of The Mansion (until Guest joined) - Often shipped/paired with Hyunimmer - Surprisingly good at games despite her cute appearance - Female - Blue pigtails - Heterochromia eyes

- Often called Immer - Often paired with Ryomi - Kind and fun - Male - Purple eyes and hair

- Also called Melmud - Bright and bubbly - Gets angry often - Kind-hearted - Female - White pigtails - Star-shaped hairpins

- Often called Ttoi - Bright and kind - Great sense of humor - Red hair - Bell necklace - Female

- Butler's younger sister - Kind-hearted - Bright personality - Long blonde hair - Purple eyes - Female

- Bright and humorous - Good at witty remarks - Always happy - Loyal(?) to Butler - Male - Donut-shaped headset - Sunglasses