The brutal murder of a lottery winner has Castle and Beckett up to their eyeballs in suspects, envious and angered by the victim's sudden move from the poorhouse to the penthouse. As the precinct buzzes with fantasies of what our cops would do if they won the lottery, Martha struggles with the reality of such a decision when she suddenly inherits money she feels she doesn't deserve.
Spoilers ahead. Coverage follows the scope labeled below.
Complete story — includes the ending
Castle and Beckett are called to look into the murder of a winner of 117 million dollars in the lottery who was found dead in his apartment and the safe containing his winnings empty. As they look into the victim's past spending and charity, they discover he was trying to make up for the mistakes he made. Martha meanwhile has inherited a million dollars from her former partner Chet and wants to find some way to honor his memory.