Walker: Season 4, Episode 1

4 - 1: The Quiet

It's Walker's birthday and Geri is pulling out all the stops, but her plans are thwarted. Walker, Captain James and Trey tackle a case together and Cassie surprises everyone with her return. Abby asks for Liam's help to bring Stella out of her cocoon. Meanwhile, August is enjoying his senior year of high school, leaving Walker feeling like an empty nester.