Inti's twin sister, a former language teacher, who shares a close bond with Inti and struggles with PTSD, affecting her daily life.

The father of Inti and Aggie, a Canadian naturalist living in the woods outside Vancouver, who taught his daughters about survival and conservation.

A detective in Sydney who is cautious about her daughter's empathetic nature and contributes essential information for a critical mystery in the narrative.

The police chief in the Scottish Highlands, who is skeptical of Inti's wolf project but becomes romantically involved with her.

The aggressive husband of Lainey Burns and owner of Burns Farm, whose volatile nature impacts the community and the plot.

An outspoken local farmer opposed to the wolf project, who undergoes a change of heart and becomes pivotal in Inti's experience in the Highlands.

A female wolf and leader of the Abernathy Pack, whose survival journey closely intertwines with Inti's own personal battles.

A bold and aggressive female wolf from the Glenshee Pack, introduced into the narrative as a potential threat due to her fearlessness around humans.