Jay and Mitchell go on their traditional father-and-son outing to see the meteor showers, but Mitchell is upset when he finds out that Manny will be joining them. Cameron and Gloria spend some quality time together, with some minor incidents, while Phil and Claire both take on one of their child’s school projects.
Federal Agent Jordan Shaw, an insightful and accomplished Federal investigator teams up with Castle & Beckett to hunt down a cunning and elusive serial killer.
When Ted ruins Lily’s birthday dinner celebration by bringing a date, Lily goes to great lengths to keep her out of the traditional photo she takes every year of the gang.
Chloe goes up against NSA testosterone, Jack and Cole are in a firefight as the nuclear fuel rods are en route to Manhattan, and an evacuation from the UN is imminent.
Daniel is beginning to suspect that Zoe-Avatar is in the robot, but his pleas for his daughter to reveal herself go ignored. In an effort to flush her out, he launches a campaign of psychological torture, resulting in escalating tests that force Zoe into a choice she cannot take back.
While Jeff takes interest in a pottery class, Pierce invites his friends to his boating class.
Amanda’s life spirals out of control as she begins to see visions of her brother, who died years earlier. As a result, Clarice sees an opportunity to gain her trust and we learn a dark secret from Amanda’s past that could have major implications for her life with Daniel.
When Dr. Alicia Seberg, a government research scientist, is exposed to a deadly toxin while at work and has only hours to live, she calls Patrick Jane and the CBI to find her murderer.
Phil meets an old girlfriend on Facebook. Jay accidentally kills Manny’s turtle. Mitchell tells his boss the truth.
After months of searching, Neal has finally found the object of everyone’s desire – the music box. But in order to get it, Neal is going to have to first get his tracking anklet turned off. Meanwhile, Peter and Diana try to take down Fowler.