The Cursed Unicorn — Alice Hemming

When her brother Hero falls mysteriously ill, talented and proud Celene, daughter of the king and leader of the Royal Knights, turns in desperation to the evil sorcerer Sidra for help. When the cost of her soul proves too high for Celene, an enraged Sidra weaves her dark magic. Celene becomes an outcast… and a legend – the Cursed Unicorn. Will she ever be able to break the spell?