Macy, Billie, and Zane return to the past, but find no trace of Morgue Macy! While searching for more clues, they find a confused Miles who accidentally time traveled to 1910 with them.

Macy, Billie, Zane, and Miles sneak into Station House No. 4 to destroy the weapon used to kill Morgue Macy. Tensions rise when they get locked in, and cracks begin to appear in their friendship.

Macy and Billie research the glitter clue, while Zane uses the time machine to redo his date with Sunny, accidentally unleashing a Victorian-era axe murderer.