Having fled the mobs of the revolution to England as a child, when Arabella returns to France she is enlisted to aid Napoleon's cause as a spy-until the man known only to her as the Wolf abducts her and returns her to England once more.

It is the night of All Hallow's Eve, in Scotland. Come nightfall, The Long Thin Veil between realms will slip away, unleashing the full magical power of Samhain. The spirits of the dead, faeries, elves and other otherworldly spirits will visit the human realm, and in return the humans may visit their realms. However, All Hallow's Eve comes with a price. While the spirits of the light are given access to our world, the spirits of darkness can also cross into our realm. Megan Rose MacLeod is a witch. She is the protector of her village in her family of witches, she is known as the 'chosen one'. Her time of reckoning is near, for she has made a bargain with a powerful man, Tiernan Fairlove, a man accustomed to getting what he wants. And, he wants Megan. Now, he must convince her that they are a match made in heaven, destined to be together for eternity. Blessings and danger abounds on All Hallow's Eve, in the end, their love might be the only thing that survives to see a new day.