Nisemonogatari

Monogatari Season 2. High school student Koyomi Araragi survived a vampire attack and can’t stop getting mixed up with all kinds of apparitions—but he’s about to face his biggest challenge yet: protecting his two little sisters! Karen and Tsukihi have a penchant for justice, and it’s up to Koyomi to keep them safe as they track down the cause of their apparitions.