Blood lines

"...A persistent and potentially lethal stalker pursues pop mega-star Cassidy Collins, and a high-energy Houston businesswoman is found dead in her house. Though the businesswoman's death is being called a suicide, when Sarah is shown photographs of the scene, something seems off. It looks too perfect, almost staged, and Billie Cox apparently had every reason to live. The victim's sister is convinced Billie was murdered and urges Sarah to take a...