The Empty Box and Zeroth Maria 2 - The Empty Box and Zeroth Maria, Vol. 2 (light novel)

(Volume 1)Kazuki Hoshino leads the easy-going life of a typical high school student--until the appearance of a new girl in his class turns his world upside down! Introducing herself with a promise to "break" Kazuki is abnormal enough to make an impression, sure, but why does she seem so familiar...?