Antonio Leon

Disruptive Hailey refuses to leave the Cohen house. Seth chooses Anna. Ryan is jealous of Marissa's troubled new friend, Oliver. But Ryan later helps Oliver get out of trouble.

The BAU investigates the cause of several fatal car crashes involving drivers and pedestrians. Also, Reid gets bad news.

When Reid fears his mother has been abducted, he asks the BAU to investigate while he's stuck in prison.

After witnessing a mob hit in the series premiere episode, Thony cleans the crime scene to stay alive, then begins a double life – cleaning for the mob while doing what is necessary to save her son.

While Danny's mother is questioned by the FBI, McGarrett partners with a young man with autism who may have information to help solve the murder of his only friend. Melanie Griffith guest stars.

Thony attempts to sever ties with the crime syndicate when the FBI comes asking questions, but when her son’s health declines, she crosses a moral line, getting deeper involved with the syndicate. Meanwhile, things turn violent during a weapons exchange when inventory goes missing and Arman has 24 hours to find the thief.