Nisemonogatari is a Japanese light novel-based anime series and the second main installment in the Monogatari franchise. It follows Koyomi Araragi as he becomes involved in new supernatural incidents centered around the Fire Sisters, Karen and Tsukihi. The story continues the series' signature blend of dialogue-driven mystery, character psychology, and stylized visuals, while exploring themes of identity, deception, and perception. It is known for its sharp writing and distinctive visual direction.