Coventina's daughter in *The Black Cake*, Benny is portrayed as a self-involved and conflicted character. She is biracial and bisexual, navigating challenging relationships and a difficult family dynamic. Often in conflict, Benny is estranged from her family, finding solace in her art. Her mother's death prompts her to reevaluate her life choices, leading to a personal transformation and a newfound acceptance of her roots.

In *The Black Cake*, Byron is Benny's brother and a successful oceanographer. He is characterized by his logical, straightlaced approach to life, which is upended by revelations about his family. His journey of self-discovery involves accepting uncertainty and embracing contradictions, leading to a deeper understanding of his mother's secrets and his own identity.

A childhood friend of Coventina/Covey in *The Black Cake*, Bunny emerges as a heroic figure known for her long-distance swimming accolades and advocacy for LGBT rights. Her story is intertwined with Covey's, as she harbors complex feelings for her friend. Bunny's bravery and dedication mark her as an emblem of empowerment and courage.