Onee-chan

Serving as both an instructor and an assistant teacher at Tanashi High School, this charismatic educator also holds the role of advisor for the school's magic club. While she maintains a professional presence in the classroom, her true personality shines through her playful, teasing relationship with her younger sister. This mischievous senior sister finds endless joy in poking fun at her sibling, blending her authoritative academic duties with a lighthearted, spirited attitude.