Ep 2. XX

In Castle season 8 episode 2, entitled "XX", the investigation continues into the brutal murder of Kate Beckett's mother, Johanna. Castle and Beckett are determined to find the person responsible for Johanna's murder, even if it means breaking rules and risking their own safety.

As they delve deeper into Johanna's past, they discover a connection to a dangerous organized crime ring that operates in New York City. Castle and Beckett are forced to confront the possibility that Johanna's murder may have been a targeted hit, and that they may be in serious danger as they investigate.

Meanwhile, Castle is dealing with his own personal demons as he struggles to come to terms with his marriage to Beckett. He's convinced that he's not good enough for her, and he's determined to prove that he can be the husband she deserves.

As the investigation heats up, Castle and Beckett race against time to catch Johanna's killer and put an end to the dangerous criminal organization. Along the way, they'll face danger, betrayal, and heartbreak, but ultimately they'll come out stronger and more committed to each other than ever before.

"XX" is a tense and emotional episode of Castle that will keep fans on the edge of their seats. The mystery surrounding Johanna's murder deepens, and Castle and Beckett's relationship is put to the test in more ways than one. Will they be able to solve the case and move forward as a couple, or will their personal demons tear them apart for good? Tune in to find out.