The CBI investigates in a case involving academia and a graduate student at a natural history museum to see if these students are into more than just academics.
Castle and Beckett's unsuccessful meet-the-parents dinner leaves them arguing, even as they must head out to recover a murder witness. A surprise attack leaves them and the witness on the run without a phone or a gun. The two must find a way to keep the witness safe, if they don't kill each other first.moreless
Dexter is conflicted with the phone call that Deb made to him. He has to make a decision between Hannah and his sister. It goes beyond that though, will he honor his own code? Another problem arises when Aster and Cody's grandfather has a kidney stone and the kids end up with Dexter. This can be very dangerous when he has a target on his head from Issac. Dexter also saves Issac's life by accident. We also find out why Issac so desperately want Dexter's dead, Issac is holding on to a secret.moreless
While Hanson and Penhall are assigned to keep watch over a troublesome star during a film shoot, Waxer Thompson escapes custody after a prison bus accident and seeks revenge on Hanson.