Season 3 — Big Sky -

: The primary arc centers on Sunny Day Excursions , a glamping company led by the charismatic yet secretive Sunny Barnes (Reba McEntire).

serves as the third and final installment of the ABC crime drama, originally premiering on September 21, 2022. This season shifted into a more procedural format, focusing on a primary case involving a mysterious backcountry hiking trip while also tackling smaller weekly mysteries. Plot and New Mysteries Big Sky - Season 3

: The investigation eventually links to a 20-year-old cold case known as the "Bleeding Heart" murder, forcing the team to confront a long-hidden serial killer. Cast and Key Characters : The primary arc centers on Sunny Day

The third season introduced significant changes to the ensemble, adding star power through new series regulars: originally premiering on September 21