Orpheus: Son of Apollo. Had the ability to charm all living things including stones with his music. His fiancé Eurydice died on their wedding day. He followed her to the underworld and pleaded for her return. He sang a beautiful song and mesmerized all of the underworld. She was allowed to leave with him, under one condition: he should not turn around to look at her until they reached upper air. However, he glanced at her, and she was instantly bore away and sent back to the underworld.