Ep 4. What Lies Beneath...

In Castle season 8 episode 4, titled "What Lies Beneath," mystery writer Richard Castle and his NYPD detective wife Kate Beckett investigate a strange case involving a man who went missing 20 years ago. The man's remains have finally been unearthed, and Castle and Beckett must uncover the truth behind his disappearance and presumed murder.

The case proves to be a difficult one, as the man's family and friends all seem to be hiding something. Castle and Beckett dig deeper into the man's past, interviewing his former girlfriend and business partner, as well as a suspiciously evasive neighbor. As they explore the man's old office space, they discover a secret room filled with evidence of illegal activity, which further complicates the case.

Meanwhile, Castle has his own personal issues to deal with. He is struggling to adjust to his new role as a private investigator, and is having trouble juggling his work responsibilities with his family life. When he discovers that his daughter has been skipping school, he becomes even more stressed and overwhelmed.

As the investigation heats up, Castle and Beckett begin to uncover a web of lies, secrets, and deceit that leads them on a thrilling chase to uncover the truth. With the clock ticking and their suspects on the run, they must use all of their skills and expertise to solve the case before it's too late.

Ultimately, "What Lies Beneath" is a gripping episode that keeps viewers on the edge of their seats. With strong character development, clever plot twists, and intense action sequences, it is a must-see for fans of the show and those who love a good mystery.