Jim and Melinda's wedding is overtaken by an ambitious wedding planner while Melinda deals with dreams that seem to threaten her child. Elsewhere, Eli's ex, Zoe, is caught up in a book sale with tragic consequences.

Jim, surprised by his colleague's nonchalance to a paranormal encounter, suspects that he is involved in a med student's sudden disappearance. Meanwhile, Melinda senses trouble when Aiden continues to mention his fear of "the shadows".

When the ghost of a little girl who passed away from leukemia befriends Aiden and threatens Melinda to stay out of her way, Melinda worries for her son's safety.

A ghost who knows of a hidden munitions dump with unexploded bombs confides in Melinda that one of those bombs is missing and in the wrong hands

When a confused ghost dressed as a clown begins haunting Melinda's house, it's up to her and Eli to look for answers in the ghost's final case as a private investigator - a love story involving greed and suspicion.