Christina and Tom's wedding day arrives, but the big event is marked by a bizarre turn of events. Meanwhile, Det. Nick Renata arrives to investigate an attack at the hospital; and Candy goes into labor.

Renata's mother falls ill, so he turns to Christina for help. Elsewhere, a pesky internal-affairs sleuth arrives at James River to investigate recent events; and Camille is offered a hospital job despite her flirty overtures toward Miles.