Before the events of Bakemonogatari, Koyomi and Tsubasa delve into the mystery surrounding a stone that was enshrined into one of the school's gardens.

After Hitagi's condition is treated, she and Koyomi investigate the true reason why some flowers were left behind on a street and the school's rooftop.

After Oshino leaves the city, Mayoi informs Koyomi about a sand box whose shape resembles a devil and he decides to find out why.

After Koyomi helps Kanbaru tidying her room, he has a bath in her house, and finds out a curious story about the water of the tub.

Nadeko comes over to Koyomi's house, and is pleasantly surprised that Koyomi's parents and siblings are all absent. The two then engage in a discussion about Kaiki's curse and his means of spreading the rumor amongst the middle schoolers in town.

Karen asked Koyomi for advice regarding a mysterious grown tree that suddenly appeared on her dojo's backyard.

Tsukihi consults Koyomi regarding her Tea Club members on why her fellow members still believe in the ghostly "eight member" despite Tsukihi proving the rumor was fake.

As Ougi and Koyomi climb the mountain where the North White Snake Shrine is located, she tells him that the shrine was moved there from another mountain.

When Koyomi gets donuts from Hitagi, Shinobu tries to eat all of the donuts.

On his way home, Araragi sees Yotsugi, who asks him for help finding something.

When Koyomi asks Yozuru Kagenui about the extent of her relationship with Yotsugi, she challenges him to a fight. But then Yozuru disappears...

On Exam day, Koyomi visits the North White Snake shrine to look for Kozuru. Instead he sees Izuko Gaen there.