Demelza y los detectores de espectros

Demelza adores science, loves it so much that she stays up late every night working on her inventions. But her Demelza soon discovers that she is the heir to a gift that has nothing to do with science: SPECTRA DETECTION. Like her grandmother, she is capable of summoning the ghosts of the dead. But when Grandma Maeve is kidnapped, Demelza, along with Percy, her best friend, must get down to work to solve the mystery.