A wolf desperate for freedom. A headstrong spy running from her past. A love they cannot deny. Shin's life has lost all meaning as he spends endless days patrolling his cruel master's domain. When he catches a wolf spy, on reckless impulse, he lets her go. But then his master surprises him by allowing him to leave the forest for the first time in centuries, but in exchange for temporary freedom, he must recapture the spy...