In a near-future Japan, the government has a solution for the nation's declining birth rate: the "Yukari System." When citizens turn sixteen, they are assigned a marriage partner based on scientific compatibility, ensuring a successful future. High school student Yukari Nejima, however, is already in love with his classmate, Misaki Takasaki. Just as he finally confesses his feelings, he receives his government notice. His assigned partner isn't Misaki, but a mysterious and intelligent girl named Ririna Sanada.
Caught between the girl he loves and the girl he's supposed to love, Yukari must navigate a web of secrets, emotions, and societal pressure. The Tokyo MX series explores a complicated love triangle where following your heart is against the law. The anime has ended, but sign up for a reminder just in case it returns.