The Japanese government carries out a program to increase the birth rate in the country. Their program analyzes gene information from its residents and selects a marriage partner for them. Aoi Nisaka is a high school student. She is in a love triangle with childhood friend Yuto Shiba and Sosuke Takachiho. Sosuke Takachiho is appointed by the government to become her husband.
Nana Asakawa
Konatsu

Momoko Tanabe
Akiho

Shôzô Endô
Yoichi Nisaka

Rieko Miura
Marie Nisaka