Reia Hiruda (蛭田 麗亜 Hiruda Reia?), also known as Hildareia (ヒルダレイア Hildareia?), is a antagonist in Shining Wind, and its anime adaptation, Shining Tears X Wind. She is a grade 10 student and a member of the student council of St. Luminous College, and one of Baelgard's four guardians.