Iwaki Tomonori is a schoolboy who happens to have a crush on his teacher, but learns she has become engaged. Brokenhearted, he soon meets a girl named Rizel, a biochemically engineered human, who he learns the Japanese government has married him to against his will.

• Rie Kugimiya
• Kappei Yamaguchi
• Chihiro Suzuki
• Masumi Asano
• Rie Tanaka
• Yuko Nagashima
• Ai Shimizu
• Eri Saito