An optimistic woman with dark curly hair, who runs her family’s funeral business in the border town of Eternity and has a fiery dynamic with Hart.

Enthusiastic and friendly, he is Hart's apprentice and quickly forms close relationships with the Birdsall family while encouraging honesty.

Hart's boss and old friend who shares a demigod heritage; she is one of his few close connections alongside her wife, Diane.

Mercy's younger brother, who is expected to join the family business but reveals ambitions to become a chef, causing family tension.

Mercy’s father and owner of Birdsall and Son, who struggles with health issues and traditional expectations about the family business.

Mercy’s sister and confidante, who supports Mercy in balancing family duties with personal ambitions.

A rival funeral service owner and antagonist who uses unfair tactics to threaten the Birdsall family’s business.

Nimkilim creatures and postal workers, with Horatio being a fashionable owl and Bassareus a foul-mouthed rabbit, both bridging worlds between gods and humans.