Each volume depicts different heroine.

Volume 1: Tachibana Tsubomi

Volume 2: Kusakabe Tsubomi

Volume 3: Shiina Tsubomi

Volume 4: Katanashi Tsubomi

Volume 5: Aizaki Tsubomi

Volume 6: Nike Tsubomi

Volume 7: Yagi Tsubomi

Volume 8: Honda Tsubomi