Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.
2044 in Japan. With the declining birthrate accelerating, the number of young people who don't care about other people and don't even fall in love begins to increase. Before long, young people who suddenly die on their 18th birthday began to appear. While the medical cause of death has not been clarified, there is a rumor that "if you don't fall in love with anyone even once after birth, you will die at the age of 18." Ma 璃亜, Renjin, and Yasuchika. The time limit of death approaches to the three people who don't have a love for anyone for their own reasons.