Not all secrets stay in Sin City. When a sight-seeing excursion turns tragic, Ziva and the gang land in the middle of a murder investigation. Fashion designer, Melanie May, was a girl boss on a mission, but her ambitions may have cost her her life. Who wanted her dead? Turns out, just about everyone. Disgruntled customers, jaded rivals, a controlling boyfriend, and even her own parents top the list. And the killer isn't done yet. Is the killer targeting women in leadership roles? Can Ziva identify the next target before it's too late? You've never seen Vegas like this before! #girlbossstrong