Mifa operates as a member of Donny's organization, consistently positioned at his side during operations. She displays fierce loyalty and attachment to Donny, though she typically remains quiet and reserved in her interactions.

Her demeanor shifts noticeably with Jinon, another organization member, toward whom she is consistently strict. The specific reasons for this stern treatment remain unstated.

Mifa functions alongside other key antagonists including Hou, Jinon, and Nikka. Details regarding her background, personal history, character development, or expanded role across the series, films, or spin-offs are unavailable. Information on her origins or evolution throughout the narrative remains absent.