After a devastating loss, Ryan, Weston and Max aim to huntdown who is responsible and make them pay, leading Ryan totake a risk with deadly consequences. Meanwhile, Markquestions the loyalty of Kyle and Daisy, causing tensions torise amongst the group.
The BAU is called to Wisconsin in search of a serial killer,and the team looks for a connection among the victims for cluesto the UnSub. Also, Kate has trouble dealing with her niece,Meg, when she begins acting out/
Nick is called in to rescue a squaddie during a major operationand he soon realises that this might not be straightforward andthings take a worrying turn. Lt Col arranges a base pub quiz,and sends Mac and Rocket on a wild goose chase in an effort tocheat their way to victory.
An IED explosion has hit Bluestone 42's mastiff, and they aretrapped in hostile territory. Not everybody comes out of thevehicle unscathed and the team faces a difficult dilemma.
When Duffman undergoes hip replacement surgery and retires,the company sets up a reality show competition to find hisreplacement. Homer wins the competition, and because the jobrequires him to stay sober, he learns that beer isn't asnecessary as he thought to have a good time.
Ben uncovers the truth about Natalie's whereabouts two nightsbefore Tom died when she supposedly was babysitting the youngboy, leading Ben to confront his neighbors, Dr. and VanessaRichardson. After learning about the strange circumstancessurrounding the death of their son, a suspicious Ben isconvinced that they possibly were involved in Tom's death.Additionally, there are other shocking revelations that cometo light about the seemingly well-intentioned couple that leadto a stunning outcome. In other developments in theinvestigation, Cornell confirms the murder weapon and thensprings another bombshell on Ben, who still can't recall hisactions the night Tom died.