A respected London doctor invents a formula which turns him into an evil and ugly person who stalks the streets at night killing people, and by the time his friends discover his secret, it is too late.
"In this reimagination of Dr. Jekyll and Mr. Hyde, a teen boy tries to discover the reason behind his best friend's disappearance and the arrival of a mysterious and magnetic stranger"--
While going through the possessions of a deceased guest who owed them money, the mistress of the inn and her son find a treasure map that leads them to a pirate's fortune as well as great danger.