Kirigakure Shinobu appears, at first glance, to be an ordinary high school student. However, this is merely a temporary guise he adopts to blend into society, as he is, in fact, a shinobi living in the modern age, the descendant of the Kirigakure clan's most promising ninja.

One day, this very Shinobu suddenly found himself caught up in a class summoning to another world. Thanks to the blessings bestowed by the Princess, the students were granted various classes like Hero, Saint, and Mage.

But his class, for someone hailed as a genius ninja in his own world, was... what? Unemployed? "I'm a ninja, though?"

As a result, his classmates ridiculed him, he incurred the resentment of a strange man, was scorned by a scheming princess, and was even abandoned by the Emperor. However, Shinobu didn't give up, and utilizing the ninja experience, knowledge, and ninjutsu he cultivated in the modern world, he secretly began to unravel the secrets of the empire and this very world――

*Also posted on Everystar.