In the world of Sasha Duncan coexist Three species: Human, Changeling and Psi. Sasha is a Psi cardinal, ie a human with highly developed psychic powers but unfortunately not for her. His meeting with Lucas will change his life. A Psi worthy should feel no emotions, joy, fear, love ... but Sasha spends time with Lucas, the more it is able to feel emotions. Nalini Singh has described an original and complex world while remaining sympathetic. The main characters are endearing and side. The plot is very well done, one is captivated and suspense until the end. Romance is excellent. Beautiful writing from Nalini Singh. Looking forward to read more !!