Primary

• Ekaterina Kurae Lover of Ayame Satsuki
• Ekaterina Kurae Lover of Hana Katsuragi
• Ekaterina Kurae Lover of Lulu Shiizaki
• Ekaterina Kurae Owner of Anastasia
• Ekaterina Kurae Rival of Alexander Nikolaevich Hell

Extended

• Hana Katsuragi Lover of Ekaterina Kurae
• Hana Katsuragi Friend of Fumika Mitarai
• Hana Katsuragi Friend of Miyuri Tsujido
• Hana Katsuragi Friend of Lulu Shiizaki
• Ayame Satsuki Lover of Ekaterina Kurae
• Ayame Satsuki In love with Miyuki Seta
• Anastasia Servant of Ekaterina Kurae
• Lulu Shiizaki Lover of Ekaterina Kurae
• Lulu Shiizaki Friend of Hana Katsuragi