"Oh God." I blink at the mirror. "It looks like I've been vomited on by an inkwell." This humorous and vivid description reflects the narrator's frustration and self-deprecating humor about her appearance, suggesting she feels overwhelmed or displeased with how she looks at the moment.
The quote showcases a playful, expressive way of conveying dissatisfaction, using a humorous metaphor to emphasize a messy or unappealing look. It reveals the character's personality—lighthearted, candid, and self-aware—adding depth and relatability to her perception of herself in that scene.