Sarah Aldrich

Olivia receives a coded warning that could expose Huck's past; Olivia asks Harrison to take care of a secret that has been exposed; Fitz and Cyrus face the ramifications of James' front-page news story.

The BAU team investigates a mass murder at an Internet security company in Charlottesville, Va., but clues reveal it is not a typical serial killer at work. Also, Prentiss must complete recertification training under Morgan's watchful eye.

FBI Special Agent Seeley Booth enlists Dr. Temperance Brennan's help when a decomposed body is found in a local alley and the cause of death is unknown. As Brennan tries to assess if a murder has been committed, the details of the case draw her in deeper, and she's determined to help Booth find the teen's killer.

The team learns that their 14-year-old patient (guest star Madison Davenport) is suffering from more than teen angst when her physical symptoms worsen. Despite Foreman's (Omar Epps) firm opposition, House (Hugh Laurie) becomes obsessed with solving a peculiar case of a deceased four-year-old patient, which gets him into serious trouble. Meanwhile, Park (Charlyne Yi) tries to get Chase (Jesse Spencer) to admit the reason behind his recent obsession with grooming.

When an attempt is made on the life of a former child star who recently published a tell-all biography, Monk is thrilled to act as her bodyguard -- until he learns exactly how different she is from her TV alter ego. Elizabeth Perkins and Rena Sofer guest star.