Castle (2009)

S2E21 Den of Thieves

While looking into the murder of a thief, Castle and Beckett are taken aback to discover that Esposito has ties to the main suspect. Adding to the intrigue, Beckett finds herself connecting with the charming robbery detective, Tom Demming, who is also on the case. This unexpected love triangle adds a twist as the three must collaborate to crack the case and uncover the truth behind the murder.