Agreeing to help a street-smart teen who is convinced the wrong man was arrested for her mother's murder years earlier, Spenser investigates two possible suspects who prove more deadly than anticipated.

Hunkering down with her sister in her fancy house, along with her brother-in-law’s family, as Hurricane Harvey bears down on Houston, single mom Jia Shah and her 12-year-old son, Ishaan, finds tensions escalating along with the storm, resulting in murder.