Graduation day has finally arrived, signaling the conclusion of Koyomi Araragi's unconventional high school years, which were defined by his strange relationships with supernatural entities. Yet, Araragi is suddenly pulled into his own bathroom mirror and confined within a surreal realm where all familiarities are inverted—the proud Karen Araragi is unusually short, the stoic Yotsugi Ononoki is overflowing with emotion, and the adorable ghost girl Mayoi Hachikuji appears as an adult woman! However, appearances can be deceiving. Zoku Owarimonogatari chronicles Araragi's efforts in this altered reality as he fights to find his way back home and decipher the true nature of this twisted dimension.