Twins Toby and Trina are sent by the mysterious pet shop owner, Professor Nilrem, to rescue magical animals. In this first book of the series, the twins travel to the realm of Hans Christian Andersen''s Snow Queen to rescue a snow dragon.

Twins Toby and Trina are sent by the mysterious pet shop owner, Professor Nilrem, to rescue magical animals. In this first book of the series, the twins travel to the realm of Hans Christian Andersen''s Snow Queen to rescue a snow dragon.