20 years after sex education... 2033: A 1st year B-group study at a prestigious private Confucian school, part of the sperm collection test

Due to the herbivorization of men, Japan is in great danger due to a significant population decline. The government is committed to fostering sperm collectors for the in vitro fertilization law, which has been implemented since next fiscal year, so it was obliged to take sperm collection tests at high schools. First-class collectors were guaranteed high status and income as associate officials, and sperm collection girls who aimed for good performance were depressed.