The Yellowstone universe is back in full force with Why Marshall, a brand new spin-off that’s set to explore Casey Dutton’s life after leaving the ranch behind. Stepping into a new chapter as a US Marshal, Casey is battling both the criminals of Montana and the emotional scars from his past, including the devastating loss of Monica. With a familiar cast, a new path for Casey, and a mysterious twist about Monica’s absence, this series promises to dive deep into his emotional journey. Let’s break it down!