Once considered the disgrace of his clan, Jin Seonu is sent to the frontlines in hopes of proving his worth. After years of struggle and survival, his life comes to a tragic end when he is betrayed and killed by his own brother.

But instead of dying, Seonu suddenly awakens ten years in the past, back before everything went wrong.

Now armed with knowledge of the future and a second chance at life, he returns to the battlefield once more—this time determined to change his fate, surpass everyone who looked down on him, and finally prove his true value.