The main character, Rikune Kujo, is an excellent ninja who graduated from a ninja school at the top. still genin.
A serious but natural personality. However, there is also a strict and cold side to the enemy that should be defeated.
After receiving a request to exterminate the "devil" that emits fog, he visits "Kirigami Village".
However, the villagers are somewhat aloof and it seems that the village has some kind of secret...