One night, on the way home from work, Delta is attacked and finds herself in a dangerous situation that she can't get out of on her own. Fearing for her life and unable to defend herself, she has already given up, until stranger interferes and saves her life. That stranger finds his mate in her and takes her home to his pack. An, up to that moment, concealed world opens up to the young woman as she finds her way around the new normal and also, discovering powers, she never knew she had.