Ruca. Member color is white. Nicknames: Ruca-sama, Ru-sama. Vocalist for the popular band Tenebrae. He enjoys overwhelming popularity among women in their teens and twenties. Height: 181cm. Weight: 53kg. Blood type: A. Born February 14th. 21 years old. From Tokyo. Hobbies include motorcycles. His bike is a Kawasaki ELIMINATOR. Currently lives in a luxury high-rise apartment in Roppongi. His father is Japanese and his mother is Russian. His mother divorced when Ruca was young, and he has no memory of his father. Although he keeps in touch with his mother, he hasn't been able to see her lately due to his busy schedule. He sends her millions of yen in financial support every month. He doesn't hate his mother and cherishes her. In terms of personality, he is naturally honest and kind, but he has grown weary of women who approach him only for his looks or status. Since the band became successful, he has developed a dislike for women. He may seem cold, but he is actually quite considerate.

Mei. Member color is purple. Leader of Tenebrae. Equipment used: Paul Reed Smith. Nicknames: Me-chan, Mei-kun, Mei-sama. Born April 1st. 25 years old. From Tokyo. A reliable leader. Sharp-witted, but terrifying when he loses his temper. He cares deeply for his friends and has a strong sense of duty. He is responsible for composing many of Tenebrae's songs. He invited Ruca to join the band after seeing one of his early live performances. He was previously the guitarist for a major-label band that was selling well, but he started looking for new members after that band disbanded due to a member's scandal.

Kanade. Member color is navy. Bassist for Tenebrae. Equipment used: Killer. Nickname: Kanade-sama. Born December 2nd. 24 years old. From Kyoto. A total playboy. He has never been without a girlfriend. He is skilled at handling women, and his personality is that of a yandere. He seems like the type who might commit domestic violence, but he never actually uses physical force. He has been friends with the guitarist, Mei, since their previous band.

Kuro. Member color is black. Drummer for Tenebrae. Equipment used: Pearl. Born July 7th. 23 years old. From Tokyo. Nicknames: Ku-chan, Kuro-sama. His charm point is a beauty mark under his eye. He is an acquaintance of the protagonist's older brother. His personality is kind and somewhat ethereal. He might be considered mysterious. He is deeply compassionate, but he is ruthlessly cold toward traitors. He says he introduced Ruca and the protagonist simply because he felt they would get along well.