Melinda discovers the secret of a girl who has been missing for 12 years.

Sam may discover Melinda's secret and rethinks his relationship with her after she's caught in several lies.

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".