Liam express his concerns about Walker to Trey. Walker becomes more invested in the case as Captain James asks him to take a break. Stella continues her search for the necklace and starts putting together the pieces of the mystery. August goes to his dad for help with a school project. Meanwhile, Cassie and Detective Luna take their relationship to the next level.
Texas Ranger Cordell Walker, a widower and father of two with his own moral code, returns home to Austin, TX, after being undercover for two years, only to discover there's harder work to be done at home. As Walker attempts to reconnect with his creative and thoughtful son August and his headstrong, somewhat rebellious teenaged daughter Stella, he finds that he needs to navigate clashes with his family - Liam, Walker's ADA brother who stepped in during Walker's absence, his perceptive mother Abeline and his traditional rancher father Bonham.
Walker's former colleague, Larry James, is now his Ranger Captain. And Walker finds unexpected common ground with his new partner Micki Ramirez, one of the first women in Texas Rangers' history while growing increasingly suspicious about the circumstances surrounding his wife's passing.