Yuta (Abera Hidenobu), a monk with a passion for photography, captures in his viewfinder "that girl" (Ogura Yuna) who passes by his temple each day. One day as he is focused on taking photos, he has a reunion with childhood friend Yuka (Kano Yura). In the brief time they reminisce, she suddenly pressures him for a kiss. Moreover, he witnesses "that girl" meet a guy she got to know through a dating app.

Yuta, who was fatally wounded for the sake of his favorite child, is bedridden for the rest of his life. At the same time, his childhood friend Yuka has been taking "rustics" she has collected through a matching app to the other world one after another. And then, the evil hand crept up on her...