Alain Uy

When a human jawbone shows up at the Jeffersonian, Brennan and the team quickly realize that the Gormogon serial killer has struck again. In a shocking turn of events, an explosion in the lab sends Zack to the hospital, and it is discovered that Gormogon's silver skeleton goes missing from the basement vault. Every Jeffersonian employee soon becomes a suspect, with the very real possibility that one of their very own may be working as an apprentice to the twisted and elusive serial killer.

Ray and Frank contemplate new life choices; Ani and Paul follow a lead up the coast.

When a severed human foot washes up on shore, the squad is called in to identify the victim and track down the murderer as more body parts are found. After an unsuccessful job hunt, Angela finds she enjoys helping out Korsak at the Dirty Robber.

A horrible new predator creeps into Portland with its sight set on a young expectant couple who are close friends of Sgt. Wu (Reggie Lee). Nick (David Giuntoli) and Hank (Russell Hornsby) must figure out how to deal with Wu as the investigation escalates. Meanwhile, Adalind (Claire Coffee) prepares for a special delivery while her enemies are hot on her trail.

The friends go to their college orientations. Seth sees Anna at Brown, and they instantly connect. Kirsten and Sandy attend a hospital benefit where Kirsten vents her frustration.