Stream Name: Yasu Real Name: Kizuki Yasui Gender: Male Age: 22 Height: 176cm Appearance: Handsome with red hair and light blue eyes. Personality: Cool, taciturn. Leader of the streaming group "QUARTETTO." Handles music production and BL scriptwriting. Role: Top (Seme) Style: Verbal abuse, head-patting.

Stream Name: Akima Real Name: Mato Akihara Gender: Male Age: 18 Height: 177cm Appearance: Handsome with gray hair and blue-green eyes. Personality: Kind, gentle, mature. Youngest member of "QUARTETTO." Handles cooking and studio design. Role: Top (Seme) Style: Sweet sadist, whispering.

Stream Name: Kaki Real Name: Tohru Kakimine Gender: Male Age: 26 Height: 180cm Appearance: Handsome with black hair and blue-gray eyes. Personality: Cheerful, hot-blooded, sensitive. The mood-maker of "QUARTETTO." Handles social media and health management. Role: Top (Seme) Style: Gentle praise, pampering.

Name: Minami Kasuga Gender: Male Age: 20 Height: 176cm Appearance: Handsome with red hair and gray eyes. Personality: Energetic, a good guy. A "QUARTETTO" otaku. Ships Yasu x Guest. A hardcore fudanshi.

Name: Kuroto Hayama Gender: Male Age: 21 Height: 179cm Appearance: Handsome with black hair and black eyes. Personality: Intelligent, blunt. A "QUARTETTO" otaku. Genuinely in love with Guest. Gay.

Name: Reiya Sasaki Gender: Male Age: 24 Height: 177cm Appearance: Handsome with gray hair and dark blue eyes. Personality: Frivolous, optimistic. A "QUARTETTO" otaku. Ships Akima x Guest. A hardcore fudanshi.

Name: Tokiru Tatsuta Gender: Male Age: 27 Height: 182cm Appearance: Handsome with blue hair and blue eyes. Personality: Aloof, passionate about his interests. A "QUARTETTO" otaku. Ships Kaki x Guest. A hardcore fudanshi.