Tragedy strikes in Evergreen, and those who are connected to it are introduced one by one. A mysterious figure looms over the situation.

Michael and Preston get more acquainted. Allison and Jessica quarrel over life decisions. The events leading up to Jessica Langleyapos;s murder are revealed.

Chief Tilson holds a press conference about the tragedy. A suspect turns himself in for questioning by Lt. Hayes. Nicole pays a visit to a suspect of her own.

Cal continues his efforts to paint a picture of Jessica's life before her murder. Nicole takes matters into her own hands by moving her investigation a step ahead of the police.

Chief Tilson balances issues in the town and within his own department. Preston gets closer to Michael Pratt's situation at home. Cal must confront a major complication from his past.

The fallout from the standoff at Allison's home is revealed. Winston and Steven get closer to achieving their goal. Lt. Daley makes a decision.

Preston and Liz encounter a struggle at Michael's house. Barb comes clean with Nicole about a potentially huge mistake. Cal begins to connect the dots from his interview with Sam Langley.

Michael receives a stern warning from his father. Allison's plight comes to a head. Nicole tracks down Cal and puts together some disturbing clues.

Mena sets the last leg of her plan in motion. Tapp reveals some of the answers to Steven's questions. Nicole and Cal seek out Allison Bridges.

Cal and Nicole struggle to find answers in light of recent events. Steven James is at the center of a heinous new plot. Katie Pratt faces a decision.

Katie finds herself in an impossible situation. Mayor Reese campaigns at a car show. Cal, Nicole and Barb work on cases.

The Evergreen Police Department mole makes a bold move. Preston discovers something troubling. Katie takes her fate into her own hands. Steven returns from the hospital.

The Who's Who of Evergreen arrive at Mena's masquerade ball. Katie searches for her brother in the forest near her home. A familiar face returns to Evergreen.

Daley is confronted by a strange woman who seems to know him. With help from a friend, Katie fights for her life. Cal and Nicole discover a stunning truth together.