Walker Season 2 Episode 5 Partners and Third Wheels ( Air Date 2021-12-02 ) Genre Crime, Drama, Action & Adventure category. Overview "Tensions run high when Walker and Liam investigate a cold case together. Micki, still on desk duty, is working through her grief while slowly easing her way back into the field. Trey tags along for a fishing trip and gets a lesson on love. August makes a discovery that could lead to answers about the feud between The Walkers and The Davidsons.".