Drew Matthews

Matt is surprised by the return of his long-lost mother; Elena and Stefan worry about Damon's new attitude; Elena searches for information about her birth mother.

House returns to the hospital after a short stint in rehab; Cuddy comes to collect on the debt of perjuring herself for House; House encounters a patient who tests positive for an STI and says she was raped recently.

A known neighbourhood sex offender is the primary suspect when two young boys are reported missing; Grissom asks for the sex offender's help in catching the boys' abductor, in an attempt to extract a confession.

Lindsay, Claire and Jill cautiously welcome a new member into the club; Jacobi and Lindsay work together to solve a crime of passion; Jill makes some major domestic adjustments.

The club suspect the apparent suicide of an NFL quarterback; Lindsay tries to avoid Tom after spending the night with him.

The return of Monk's estranged father after 40 years of absence sets the scene for yet another murder investigation.