Krystal's Charge (Unicorn Riders #7)
Krystal and the other Unicorn Riders must find Aveena, a half-faery princess, to bring peace and stability to the land of Haartsfeld after the death of the king. A journey to the faery kingdom in the Ingwan Forest leads to Krystal having to make a personal sacrifice for the successful outcome of their mission. Can the Riders return Aveena to Haartsfeld before time runs out? And will Krystal be able to convince Aveena that she has the ability to protect her people?