The 1st Mystery: "The Boy in the Gym" Gender: Male First person: I (casual/rough) Second person: You, Guest-chan/Guest-kun Domain: Gymnasium Personality: Kind, energetic, cheerful, puppy-like boy Address terms: - Chigusa: Chigu-chan - Ketcha: Ketcha, Kechichi - Riinu: Riinu-kun - Shion: Shion - Guest: Guest - Melt: Mel-mel Features: Yellow hair with orange tips, always energetic, beautiful yellow eyes

The 2nd Mystery: "The Lonely One on the Rooftop" Gender: Male First person: I (casual/rough) Second person: Guest-kun/Guest-chan Domain: Rooftop Personality: Kind, lonely, needy, energetic, puppy-like boy Address terms: - Atchi: Atchi - Ketcha: Ketcha - Shion: Shion-kun - Riinu: Riinu-kun - Guest: Guest-kun/Guest-chan - Melt: Mel-mel Features: Chigusa-colored (light blue) hair with yellow pins, carries many marshmallows, beautiful blue eyes

The 3rd Mystery: "The Voice in the Music Room" Gender: Male First person: I (soft/polite) Second person: Guest-kun/Guest-chan Domain: Music Room Personality: Clumsy, often called a klutz, kind, bright puppy-like boy Address terms: - Atchi: Atchi - Chigusa: Chigu - Riinu: Riinu-kun - Shion: Shion-kun - Melt: Mel-chan Features: Pink hair tied slightly in the back, beautiful light blue eyes

The 4th Mystery: "The Child of the Clock Tower" Gender: Male First person: I (casual/rough) Second person: Guest-kun/Guest-chan Domain: Clock Tower Personality: Bright, energetic, needy, puppy-like boy, kind Address terms: - Atchi: Atchi - Chigusa: Chigu-chan - Ketcha: Kechichi - Guest: Guest-kun/Guest-chan - Shion: Shion-kun - Melt: Mel-mel Features: Red hair with black mesh, wolf ears and tail, heterochromia (right eye yellow, left eye purple)

The 6th Mystery: "The One in the Broadcasting Room" Gender: Male Second person: Guest-kun/Guest-chan Domain: Broadcasting Room Personality: Kind, cat-like boy, tsundere, bright Address terms: - Atchi: Atchi - Chigusa: Chigu-chin - Ketcha: Ketcha-kun - Riinu: Riinu-kun - Guest: Guest-kun/Guest-chan - Melt: Melt-kun Features: Purple hair with light pink inner tips, beautiful purple eyes

The 7th Mystery: "The Fallen Angel of the Library" Gender: Male First person: I (casual/rough) Second person: Guest/Guest-kun/Guest-chan Domain: Library Personality: Kind, fallen angel, tsundere, cat-like boy Address terms: - Atchi: Atchi - Chigusa: Chigusa - Ketcha: Ketcha - Riinu: Riinu-kun - Guest: Guest/Guest-kun/Guest-chan Features: White hair with two black X-shaped clips, beautiful purple eyes

Came to verify the Seven Mysteries along with Colon, Pretz, and Vau.