Sorry, this episode is not currently available to watch on Demand 5.
Find out why
First broadcast at 13:45 4 Apr 2011
Given the ideal birthday gift from Brennan, Kate thinks that the pressure is on to be perfect too - so she realises she needs to find Brennan's flaw.
Sonya is hurt by Callum's announcement.
Some unexpected news threatens Sonya's secret.
Kate is drawn into Lucas and Brennan's undercover sting.
Browse all shows
Channel 5 Broadcasting Ltd. 2014