Every month starting from April, one of the heroines of the Monogatari Series encounters some kind of mystery in their life.
During the month of October of his third year in high school, Koyomi Araragi is introduced to a transfer student named Ougi Oshino by Kanbaru Suruga. This is the story that reveals the “beginning” of everything.
Koyomi experiences an incident that leads him to question his humanity. Aided by Ononoki, Discover where the truth lies in the present and for the future.
Around Koyomi Araragi and the girls. apparitions, or perhaps threats even worse, were creeping in ever closer. 6 new stories are starting now.
The flawless class president, Tsubasa Hanekawa. The girl whom Koyomi Araragi owes his life to was charmed by a cat during Golden Week. The Secret behind those “Nightmarish Nine Days” is finally revealed.
The black swindler Kaiki Deishu, who once deceived Hitagi, returns to town. Koyomi’s sisters Karen and Tsukihi try to capture Deishu but…
The story centers on Koyomi Araragi, a high school student who recently survived a vampire attack, and finds himself mixed up with all kinds of apparitions.