6. The Gun in the Drawers

Colleen feels responsible for Joan’s actions, and they finally have a break in the case when Pruitt finds a surprising connection between Lucy and Aaron, leading them to believe that Lucy knows much more than they thought. When the warrant for the Wade house comes through, Colleen is forced to go up against Leland again, and the detectives discover the murder weapon in an unexpected location. Arthur continues to mentally spiral, while Lucy tries everything to get through to him.