A British medical doctor fights a cholera outbreak in a small Chinese village, while also being trapped at home in a loveless marriage to an unfaithful wife.

Dexter knows it's only a matter of time before Miami Metro discovers the Trinity Killer's latest handiwork. Therefore, he has to work doubly hard to stay one step ahead of their investigation. Meanwhile, Debra becomes frustrated when she finds herself shut out from her own case. She considers...