CSI Crime Scene Investigation

Grissom returns from his teaching sabbatical as new member of the team Michael Keppler desperately tries to keep his dark past hidden from his colleagues.

When a beautiful star quarterback of the Lingerie Football League is found murdered in the locker room hot tub with traces of lidocaine in her system, the CSIs are called in to find out who wanted her dead.

When a young woman's body is found in Central Park, drained of blood and missing part of her ear, the CSIs jumpstart an investigation that takes them into the dark and mysterious subculture of vampirism.