Yuta Okkotsu is a nervous high school student who is suffering from a serious problem—his childhood friend Rika has turned into a curse and won't leave him alone. Since Rika is no ordinary curse, his plight is noticed by Satoru Gojo, a teacher at Jujutsu High, a school where fledgling exorcists learn how to combat curses. Gojo convinces Yuta to enroll, but can he learn enough in time to confront the curse that haunts him?
Music is the light that illuminates people's hearts-- and that "light" was suddenly taken from the world. The world changed the night the black "Kuroya Meteorite" fell. Grotesque monsters known as D2 emerged from the meteorite and began to overrun the land and people. As the D2 were drawn to melodies people played, eventually "music" itself became taboo. However, those who opposed the monsters appeared. They the "Musicart," girls who draw power from music. They possess the great operas and musical scores of humanity history and use them to defeat the D2.
Two assassins who never miss their mark must juggle fatherhood with their demanding job when they suddenly find themselves raising a four-year-old girl.
