This week on CSI: Reality Check we discuss the episode you've all been waiting for... Lady Heather's first appearance! While investigating the murder of a woman found at a park Grissom, Catherine, and Brass are led to Lady Heather's Dominion. Lady Heather isn't the person anyone expects her to be and Grissom takes a keen interest in her. Meanwhile, Sara and Warrick investigate a robbery at a check cashing business.