David Purdham

Jane and Maura investigate the death of a wealthy couple in a copycat killing. Their death resembles a series of murders committed by a man who was nicknamed `the Surgeon'.

While treating a former cancer researcher who gave up her career to pursue her own personal happiness, House and his staff begin to question their own choices.

Kitty faces the visible ramifications of her cancer treatment; Nora makes a surprising friend with benefits; Scotty's father delivers shocking news about his marriage.

Mulder, Doggett and Skinner try to protect Scully and her unborn child from the rampage of an alien/human hybrid.

When Scully and Doggett are contacted by a man who claims his wife was murdered shortly after giving birth to an alien baby, Scully digs deeper into reports of alien fertilisation on humans and begins to question her own pregnancy and its conception.

Simone and Sipowicz probe the robbery-murder of an elderly woman whose nephew is found holding the stolen goods; Sipowicz anticipates his baby's arrival.