S2, E3: It’s been a record day for hot calls, and Team One is looking forward to the end of a back-breaking shift. But as they’re loading their trucks, the radio crackles yet again. There’s another critical incident – at SRU headquarters, involving Rhys Darnell, an ex-SRU Team Leader who is recently retired. One of the best ,who brought Ed into the ranks of elite cops teaching him everything he knows, Darnell is unraveling. Suffering from Post-Traumatic Stress Disorder and, tortured by his role in the death of an innocent nearly 20 years ago, Darnell comes to the station demanding to see the incident file that still haunts him. As Darnell sets the stage for a suicide ritual, Team One is forced to negotiate with one of their own – an insider who knows all the tricks in the book. And as Ed begins to understand what’s brought his old friend to the edge of a cliff, he recognizes he may be headed for the same place.