Marma is a two-star tamer in the world of the anime. She initially presents herself as a kind and caring individual, but this demeanor is a deliberate deception. Her true motivation is financial gain: she plans to kidnap the protagonist Ivy and sell her for money. In the story, she plays the role of an antagonist whose scheme is discovered by Sora, Ivy's slime companion. Her key relationship is with Ivy, whom she approaches under false pretenses, and she becomes an obstacle that Ivy and Sora must overcome. Her character development is limited to the exposure of her deceitful nature. Notable abilities include her two-star tamer skill, which allows her to tame and command monsters, and she is specifically shown traveling with two slimes that she has tamed.