Reena Hale achieves her goal and joins the arson unit after a devastating fire destroys her family's pizzeria; however, as she continues to trace the origin of threats against her and unsolved arson cases, she struggles with her relationship with Bo Goodnight.

When peaceful Alpine, Washington, is stunned by a case of arson, newspaper editor Emma Lord and Sheriff Milo Dodge soon discover that the fire had been used to cover up the more sinister crime of murder.

Pursuing a career as an arson investigator after a fire destroys her family's pizzeria, Reena Hale embarks on a relationship with Bo Goodnight and finds herself targeted by an arsonist who taunts her with threatening phone calls.