The Vile Secret of VonGlauss Mansion

From the introduction: The [characters] have recently killed a powerful yet somewhat crazed vampire by the name of Victor VonGlauss. ... Upon his demise, [the characters] find three items of interest: a locket around his neck that has the pictures of a beautiful human woman on one half and a female human baby on the other; a map containing the area that the players are currently in; and a thick iron key. User summary: For 5th - 7th level characters