A bloodline vampire with the power of fire, Malachi is the last of his kind, known for his courteous demeanor and central role in a polyamorous relationship, as well as his efforts to protect and lead the group.

A bloodline vampire able to control blood, marked by a chaotic, unpredictable personality and a flamboyant style, Wolf evolves from a distrustful character to a loyal member of the polyamorous group.

A shapeshifting bloodline vampire often seen in suits, Rylan initially struggles with his possessiveness and past monogamous desires, ultimately finding his place and voice within the polycule.

Mina's father and the antagonist of the story, Cornelius is a charismatic cult leader in Montana who abuses his daughter due to her mixed heritage and is characterized by his reliance on manipulation and control.

A demon who grants wishes in exchange for service, Azazel presents a more transactional and fair approach to power, contrasting with Cornelius’s manipulative tactics, and becomes involved in complex political dealings.

A monster hunter from a family with a debt to Rylan, Grace provides reluctant but critical assistance while motivated by personal stakes and a commitment to resolving her family's unfinished business.

The sister of Wolf, Lizzie is more unhinged and unpredictable than her brother, with a talent for long-range shooting that proves essential to the group's plans.