The once legendary mercenary Miyamoto Ryuji finds himself reincarnated as Jinta Fushimi, a dull and Introverted boy who is being horribly bullied at school.
However, everything changes when he discovers that he hasn’t entirely left his legendary past behind. Somehow, the extraordinary abilities and combat skills he possessed as Ryuji Miyamoto have carried over into his new life as Fushimi Jinta. Armed with the experience of a seasoned warrior and the strength of a legendary mercenary, Fushimi surprises his classmates and those around him with his remarkable talents.