Finn gives a health update on Doc, Meredith is assigned to work with Callie for the day while George gets paired with Derek, and Burke and Izzie continue to try to find a heart for Denny.
Reese's glittering army career grinds to a halt after he fails to make a decision while in combat.
Mulder pursues a man whom he believes is actually a demon bent on fathering a child.
The family becomes annoyed with the new home alarm system when Jill decides she wants it to have more power.
Grissom and Sara attempt to solve the mystery behind the miniature crime scene, which leads them into the sordid world of rock music. Catherine is involved in a car accident and Lindsey is kidnapped from the passenger seat.