One day, high-school student Koyomi Araragi catches a girl named Hitagi Senjougahara when she trips. But much to his surprise she doesn't weigh anything. At all. She says an encounter with a so-called 'crab' took away all her weightÖ Monsters have been here since the beginning. Always. Everywhere.(W) Nisioisin (A) Oh Great192 pages, softover, VERTICAL COMICS