The Beholder | [s4e5] Eye Of

Serena successfully helps recover the artwork, though her presence highlights the growing (and jealous) chemistry between Castle and Beckett. "Castle" Eye of the Beholder (TV Episode 2011) - IMDb

A museum director is found murdered during a special exhibition. The primary target of the theft is a $50 million, diamond-encrusted sculpture known as the "Fist of Capitalism". [S4E5] Eye of the Beholder

The crime involves professional robbery equipment and a series of "dirty tricks". The detectives eventually discover that the murder and theft were tied to a bitter divorce battle between the sculpture's wealthy owners. Serena successfully helps recover the artwork, though her