Tae ekæmi. Ekh taeæmi. I am You, and You are Me. These are the words Sae Kherau says to Prince Teo as he bleeds to death in her arms. As a guardian angel sworn to protect him, she'll do anything to save his life. But when he's unexpectedly attacked by a band of mercenaries, Sae Kherau finds herself with no other choice than to carry out a forbidden ritual, turning him into an angel by shedding one of her own wings. At first, she thinks her decision is heaven as the two begin to fall in love. But the afterlife isn't always honest, and the motives of an angel aren't always what they seem...