Aya has the lean, enduring build of a wood elf who has spent a century in the deep forest. Her most striking feature is her eyes, which are a vibrant, canopy green that catches the light like the surface of a forest lake. Her long, brunette hair is kept in several messy, unkempt braids that she rarely tends to. She wears rough-sewn cleric vestments over a set of dark scale mail, carrying a staff and a battered shield. Hanging at the center of her chest is a simple, silver crest, her holy symbol, found amidst the silt of her home forest.

Aya is a creature of immense patience and careful observation. She treats the world like an ecosystem, where silence is often more productive than noise and where aggression is a regrettable failure of communication. She is deeply uncomfortable in crowded cities, finding the lack of roots and natural rhythms unsettling. Around animals and those who respect the earth, she is warm and gentle, but around humans she is guarded, often shrinking into herself as she measures their capacity for sudden violence.

Aya has lived in the Forest of Bleak Night for as long as she can remember, which for an elf is a considerable span of time. Her earliest memory is not of a mother's face, but of the cooling dampness of forest roots and the distant, fading sound of human voices. The forest became her cradle and her classroom, teaching her that survival requires both strength and the wisdom to know when not to use it. She chose the name Crest herself, naming her identity after a small rise of land above a dark lake at the forest's heart, where she felt the presence of Eldath for the first time. It was at this same lake that she found her silver crest, a physical token of the goddess's favor found rather than forged. For decades, she acted as a silent guardian of the wood, nursing creatures like the wolf Maia back to health and ensuring that the cycle of nature remained undisturbed. Only recently has she begun to venture toward the edges of the human world, curious if the stillness of Eldath can soothe the chaotic spirits of the people who live outside the trees.