The Stitchers team investigates the murder of an online psychic whose symbolic, layered memories are further complicated when Kristen sees the murder of another person in the stitch. Maggie expresses her reservations about Kirsten’s relationship with Liam. Meanwhile, Camille hesitantly agrees to meet Linus’s parents.

While Camille preps for her annual Halloween bash, the Stitchers team investigates the suicide of a young man, who may have abducted a missing college student. The stitch leaves Kirsten spooked, and she begins to worry she’s being haunted by him as they race to find the missing girl.

When Fisher's mentor turns up dead, Kirsten's stitch reveals the officer was murdered by a serial killer she's been chasing for years. Camille's rebellious older brother Theo arrives in town with a whole lot of trouble. Meanwhile, Cameron is finally honest with Kirsten about his feelings for her.