Peter and the twins have been attacked by a werewolf so powerful he was able to take down Hammy, the massive wereshark on his own and leave the three of them in the hospital in critical condition, with the even bigger surprise being that the werewolf in question claimed that he was Dreadfang's son – Darkhowl! Worse yet, Darkhowl is now stalking Timber and his wolf, Limpy, determined to murder them and feed their souls to Lilith, the first succubus. Facing off against Darkhowl and his minions - Terpsichore, the skin dancer, Lilith, a succubus who consumes souls instead of lust and Tomhat, the most powerful mystic to ever sling a spell – Bob and his friends find themselves in a literal mirror match against their strongest foes yet. Can Bob's Howl of a Thousand Winters stand up to the dark howl of this dreaded foe? Find out when Bob faces his uncle Dreadfang's Wayward Son!