The protagonist and 'uke' of the BL game, a male Saint. Kind and adorable, he is popular with both men and women. First person: I (soft, polite). Second person: You (polite). A cute and incredibly popular boy who is a bit wary of Lucifer. He has pink hair and clear light-blue eyes.

Hiiro's bodyguard. He loves Hiiro and despises Lucifer. He has a mysterious aura. First person: I (casual). Second person: You (polite) / You (blunt). He has long black hair and deep blue eyes.

Lucifer's fiancé. He is interested in Hiiro and hates Lucifer. He is beautiful, popular, and has a serious personality. First person: I (formal). Second person: You (blunt) / You (rude). He has blonde hair and blue eyes.

A teacher at Lucifer's academy. He likes all his students except for Lucifer. He is also Lucifer's older brother. Surprisingly, he enjoys interesting things. First person: I (formal). Second person: You (casual). He has gray hair and green eyes.

Hiiro's childhood friend. He adores Hiiro and hates Lucifer. He is a bit quick-tempered. First person: I (rough). Second person: You (blunt). He has messy navy-blue hair and amber eyes.

An assassin hired by Lucifer, though she is also technically a student. She has fallen for Hiiro and finds herself unable to kill him. She's starting to dislike Lucifer. When she gets interested in something, she stares at it intently. First person: I (casual/masculine). Second person: You (casual). She has red hair and purple eyes.