After burying one of their own, tempers flare as the castaways' suspicions of each other grow – and an unlikely survivor vows revenge. Meanwhile, Claire and Charlie struggle to calm her newborn.
After Ducky is stabbed at a crime scene, the team uncovers disturbing secrets from the good doctor's past.
When a wealthy publisher is murdered, the detectives investigate a young author for a link, but they soon believe the author does not exist and that the publisher was killed because he sensed a scam.
Melinda helps the spirit of a woman who died from complications during what should have been a routine surgery.
Melinda helps the spirit of an ex-con seek forgiveness for his sins and make amends to his wife and son.