A 14-year-old Crow girl and Dennis Dickens’s stepdaughter, she plays a significant role in welcoming Billy to Montana and shares an interest in wildlife protection.

A Crow tribe member and Dennis’s wife, she works as a trout guide and supports Dennis's past decisions while maintaining a harmonious relationship with the Dickens family.

Billy's father with a complicated past, who left his first family and now dedicates his life to protecting endangered animals. His actions impact both his new and original families.

Billy's mother, who is fascinated with bald eagle nests and often relocates her family to observe them. Supports Billy despite initial reluctance regarding his interest in meeting Dennis.

Billy’s older sister, primarily interested in her boyfriend and social media, though initially wary, she eventually forms connections with the extended family.

A wealthy Californian who partakes in illegal big-game hunting for thrill, posing as the novel's primary antagonist due to his hazardous pursuits.

Baxter’s wife, an expert marksman who dislikes killing animals and aids in countering Baxter’s hunting schemes by providing critical information.

A Texan dog trainer specializing in silent tracking hounds, initially misled by Baxter but shows integrity by refusing a job that involves hunting endangered animals.

Belinda’s wealthy, boastful boyfriend whose cruelty towards animals leads to conflict and eventual estrangement from Belinda.