The instructor of Class VII at Thors Military Academy, was formerly an A-rank Bracer belonging to the guild in Heimdallr, she is the youngest person A-rank Bracer to achieve her rank. Sara was born in North Ambria and worked for its domestic jaeger corps before she escaped to Erebonia and started working as a Bracer.

Sara projects an aura of beauty and refinement during quiet moments, but is often seen drinking in the early afternoon, and once she gets some alcohol into her system, she turns into a completely different person.