The heroine's name is Mato (celia). Her fiancé is a very rich and powerful man in Nagashu. He was killed by the Souji Soji during his patrol. The two were connected because of hatred. After losing his fiancé, Mato lost his use value and was abandoned by his parents. In order to take revenge, he changed his destiny and became a ninja, embarking on the road of revenge...
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