A mysterious nightly procession of monsters has been causing accidents on the highway. Ruli asks the gang to join her at the go-kart track, when they’re met with unexpected danger. Will they be able to survive until morning?

Something is off with Hiro's sense of time. He's constantly late, and almost misses his curfew. Ruli suggests a trip to the library for a change of pace. They meet some unexpected visitors and learn the cause of Hiro's problems.