Phillip Garcia

A mother steps forward with valuable information for the BAU to aid in their investigation of an UnSub known as the Bone Crusher. Also, Reid must adapt to a new set of rules in prison life.

The team investigate several cases of brutal acid attacks after multiple young men and women are disfigured. Meanwhile, Dr Reid familiarises himself with his new surroundings.

The BAU believes two UnSubs may be operating at the same time, when victims killed in two drastically different ways are discovered in the same city. Also, the team grapples with keeping Reid safe in prison.

Thony struggles to make ends meet as an undocumented worker after coming to the US in search of medical treatment for her son. After witnessing a murder, Thony cleans the crime scene and begins living a double life.

Still reeling from the death of informant Anna, Voight faces a new threat as he tries to keep the neighbourhood clean; new wrinkles develop in the Upton, Halstead and Voight dynamic; the team gets a new chief.

The NCIS team investigate the murder of a naval warfare engineer at a spoken poetry event; Callen asks Nell to assist him in a worldwide search for Anna's whereabouts.