Hallie Lambert

A mystery woman sabotages Barney's love life, and to try to figure out who she is, Barney creates his own set of tournament brackets to decide which of 64 women has the most cause to hate him.

The CSI team is called in to help catch the killer when an undercover FBI agent is found murdered.

A peeping Tom escalates his behavior to breaking and entering and then rape, leaving the team racing the clock to find him before he strikes again.