Primary

• Natsuru Senou (male form) In love with Shizuku Sango
• Natsuru Senou (male form) Friend of Mikihito Higashida
• Natsuru Senou (male form) Partner of Akane Mishima
• Natsuru Senou (male form) Childhood friend of Mikoto Kondou

Extended

• Akane Mishima Partner of Natsuru Senou (male form)
• Akane Mishima Friend of Shizuku Sango
• Akane Mishima Friend of Mikoto Kondou
• Akane Mishima Partner of Natsuru Senou (female form)
• Shizuku Sango In love with Natsuru Senou (male form)
• Shizuku Sango Childhood friend of Kaede Sakura
• Shizuku Sango Friend of Mikoto Kondou
• Shizuku Sango Friend of Akane Mishima
• Mikoto Kondou Childhood friend of Natsuru Senou (male form)
• Mikoto Kondou Friend of Akane Mishima
• Mikoto Kondou Friend of Shizuku Sango
• Mikoto Kondou Friend of Mikoto Kondou
• Mikihito Higashida Friend of Natsuru Senou (male form)