Beckett admits to Lanie she feels bad that Alexis has gone to everyone but her for help.
It's clear Alexis is Castle's daughter when they exclaim in unison as their case starts coming together.
He's really good at this.
Even ice cream won't fix it.
Castle and Beckett find a secret passage.
Beckett tries to get Castle to look at the bright side of Alexis moving into a new place with Pi.
Castle tells Alexis her boyfriend has to move out and Alexis responds with some shocking news of her own.
Let me go!
Nathan Fillion and Stana Katic on what to expect from 'Castle.'