Until My Final Breath

Eva, a strong feminine elfs life gets turned upside down when she makes the choice to assist a humans army camp, her kinds sworn enemy, that results in her bests friends death.
Cliff, highly ranked human general is snatched from his life after his camp is destroyed upon entering the crystal woods, and the love of his life's death.
Both racked with guilt and sorrow are captured by the dark queens forces they soon realize they need to help each other- If they want to save both worlds.