Lewis: Season 5, Episode 2

5 - 2: Wild Justice

A bishop who was visiting St Gerard's college is discovered dead after he drinks some poisoned wine, and after another couple of killings happen, both copying murders from Jacobean revenge tragedy, it looks like the killer is targeting candidates in the election to become vice-regent. Lewis and Hathaway end up realizing that the motive is much more twisted after discovering that one of the suspects is hiding a dark secret.