The last year of Heisei. Sekiya City is a fictitious city that is suffering from the problem of mass breeding of alien species, turtles. Akio Shimizu, the mayor of Sekiya City, was aiming to establish a peace memorial hall for the Pacific War. A mysterious document arrives there.
“Cancel the establishment of the Peace Memorial Hall. I don’t forgive Shoichi Shimizu. ”
Kazuko Nanno, a BC-class war criminal bereaved family who runs a stone dealer in the city, sent me . The offensive and defensive drama of the mayor VS Nanno family starts from there. Eriko, the eldest daughter who has nothing to do with thought, and her grandson Sae, who is engaged in international volunteer activities. Hikari, another grandson who runs a stone dealer together. And Mari, the daughter of Sae. The Nanno family, whose ideas are disjointed, collide with Akio with their own thoughts. Losing the boundary between the victim and the perpetrator, the story runs through to a strange last.
Source: “Nannochan” official website)