In Troll Or Derby, fifteen-year-old Roller Deb is singled out by town bullies for both her skates, and for being different. When her popular homecoming queen of a sister is kidnapped by a scuzzy drug dealer, Deb must flee the trailer park in which she's grown up, and rescue her. Along the way, Deb becomes enmeshed in the magical realm of trolls and fairies, and the blood-thirsty version of roller derby at which these beings excel. But spending too much time among the fairies comes with a price. Will Deb choose to save her sister, with the aid of a mysterious troll? Or will she be lost to the...