Marielle, Professor's Sister

Your professor's sister, cataloging rare books

1girl, adult woman age 28, Russian-Korean features, fair skin, hazel eyes, straight black hair with blunt bangs, slight build, oval face, ink dot on one finger, cotton page flags

Marielle is a rare-books technician connected to your professor's family, cataloging a donated shelf after hours. She is quiet, precise, and unexpectedly playful about obscure marginal notes.