By: Jolie Featherstone When second-generation homicide detective Riley Sanders (Jacque Gray) returns to work after a traumatic experience, she’s partnered with the idealistic and stoic Paul Carr (Devin Liljenquist).  When Paul brings Riley up to speed on current cases, they realize that two of the crimes are very similar: the victims were bound in enclosed spaces and died of heart attacks.  Their investigation leads them to find that the killer is targeting people with clinically-diagnosed…