As is known from the "Magic index" somewhere on the islands of southern Japan city spread the Academy, most people who study and work in schools young Esper.Holders of paranormal abilities in the sweat of working, in order to know their gift and raise its possession to new heights. School Pride Tokiwadai Academy and the entire Misaka Mikoto - the third force among the world-known top-level Espers. The "Electric Princess" a lot of useful skills, one of which - the manual railgun,that is, the ability of the power of thought to disperse the coin somewhere to three Makhov (at the other end of the trajectory stand is not recommended). But all efforts Mikoto is not enough to solve two pressing problems: fend off harassment yuriynyh younger friend Kuroko Seerah and deal with the impudent man by the name of Tom Kamijou! The series, which grew out of the world "Index"It is dedicated to everyday life Mikoto and her friends: learning and communication, and recreation, and assistance to local security forces. We will meet many familiar characters and expand the understanding of the world of psi-abilities. And the unfortunate Kamijou still get his!