Mireille Darie stands as Sophia Cherbourg's close friend within their social circle. A bespectacled and gentle-natured individual, she shared a significant bond with Sophia. Her relocation from their hometown to Paris preceded the main events involving the Sugarbunnies, an event which emotionally impacted Sophia and contributed to the circumstances of Sophia's initial encounter with the Sugarbunnies upon their arrival in the human world. Following the eventual revelation of the Sugarbunnies' existence to the wider community, Mireille learned of and accepted the living bunny characters. She is recognized among the group of trusted humans aware of the Sugarbunnies after their secret became known.