Koyomi Araragi saves a girl when she slips on the stairs, and she seems to have no physical weight.

Koyomi Araragi saves a classmate.

Koyomi meets Mayoi Hachikuji, an elementary school girl who is frantically comparing the town map displayed in the park to the memo in her hand. Learning that Mayoi has lost her way en route to a relative's home, Koyomi offers to help, only to be violently rebuffed.

Koyomi meets Mayoi Hachikuji, an elementary school girl who is frantically comparing the town map displayed in the park to the memo in her hand. Learning that Mayoi has lost her way en route to a relative's home, Koyomi offers to help, only to be violently rebuffed.

Koyomi meets Mayoi Hachikuji, an elementary school girl who is frantically comparing the town map displayed in the park to the memo in her hand. Learning that Mayoi has lost her way en route to a relative's home, Koyomi offers to help, only to be violently rebuffed.

Suruga Kanbaru, the school’s biggest star who has led the underwhelming girls’ basketball team to the national championships, begins to inexplicably stalk her upperclassman, Koyomi Araragi. When Hitagi Senjyogahara hears about this, she reveals that back in middle school, she was once so close to Suruga that they were known as the "Valhalla Combo."