Daigo Kariya, an ordinary high school student living through dull days, is invited to an Isekai as a "Hero" by a Goddess who suddenly appeared. "If I go to another world, I can become someone " With such expectations in his heart, Daigo decided to go to the Isekai, only to be given the role of "Proxy Hero"……!? In an Isekai completely different from his expectations, Daigo's hellish days of fighting alone for survival begin――.

Original Web Manga His family business is a ninja clan?! And his mother is the head of the clan?! Suddenly, his life is targeted, and Itoki Sakure learns about the existence of ninjas. Itoki gets caught up in the conflict between Iga and Koga clans. During this struggle, he encounters his friend, Suzaku Ban. This tale portrays the growth and life of modern-day ninjas in a thrilling ninja action story!