During the aftermath of the events chronicled in the feature film `Thor: The Dark World', Phil Coulson and the team pick up the pieces. However, the circumstances threaten to destroy a member of the team.
Castle and Beckett investigate the murder of a nanny in her 20s who is found murdered inside a dryer in the laundry room of an upscale apartment building in Manhattan.
The BAU head to Miami to find out more about a serial killer with a seemingly conflicted sexual identity and JJ's secret is revealed.
Bobby meets Athena's parents for the first time, while a tanker carrying a shark crashes on the freeway. Maddie attempts to end her marriage for good, which ends up causing Doug to insinuate himself even deeper into Chimney's life.
Ducky gets a new assistant, who should come in useful when the team find themselves up to their necks in an investigation involving a marine found impaled on a tree stump.
