Release Message:  While investigating a peculiar abduction case, Walter (John Noble), Peter and Astrid hit the lab to analyze unusual evidence.

Description:  When a peculiar abduction occurs in Boston, the Fringe team uncovers details of the mysterious man known as The Observer. While the bizarre case takes center stage, Walter, Peter and Astrid hit the lab to analyze unusual evidence and deal with Walter's insatiable appetite for a milkshake. (We learn the Observers use time travel)