Riccardo LeBron

After a bad date, Koothrappali decides to never leave his apartment; Penny's acting skills impress Sheldon.

When the murder of an Army veteran puts Beckett on the trail of the man who shot her, Castle struggles to keep Beckett safe.

Will tries to protect Neal from the fallout over the leak; Maggie considers eavesdropping.

Spencer is finally ready to talk, but Emily is not so ready to accept what she has to say. Will she heed Spencer’s warnings or will Emily go off to find her own answers down a path “A” has designed for her? Hanna, on the other hand, is preoccupied with helping her mother after Ashley is involved in a hit-and-run accident. Now having a new secret to hide, Hanna wonders if “A” had something to do with it after all. With Aria, Emily, Hanna and Spencer now really afraid, does “A” have them right where “A” wants them? Meanwhile, Aria has to come to terms with Ezra’s new life with Malcolm.

When a popular off-duty police officer is slain during a robbery, the CSI team tries to elicit the truth from their suspects.