Sato Murakami is a Japanese American with a normal family, normal friends, normal life right? Well? Wrong. After seeing ghost-like apparition around his house and seeing a strange guy who was wearing really strange clothes kill it, he began to think that he was not normal and after seeing all of his teachers and classmates being distant with him, he made his choice, to go to one of the most prestigious slayer academy in the world, Stellaris Magic Academy, the most prestigious slayer academy in the US. As he make friends, learn about magic and fighting skills to defeat the Nightmares, the apparition that had plagued the world and turning the world into chaos, he found himself learning about his parents, about who he is, but there are troubles brewing in the wind, that he had to face the enemies, who wants to overthrow the US government and the magic association in the US, at the request of the US government, will Sato manage to prevent the US from collapsing into ruin or will he fail?