When a mysterious parcel arrives at her family's new home, eleven-year-old Lin has a curious feeling she's meant to discover what's inside. The ornate key contained in the parcel unlocks a spellbinding world called Sylver, hidden behind the cellar door. Sylver is a land of eternal winter and is inhabited by once beloved pets and tame wild animals who still watch over the children they cherish. But the magic of the Petlings and Wilders is failing, and snow trolls want to claim Sylver for themselves. It's up to Lin to discover a way to stop them and save this magical world. Full of charm, suspense, and heartfelt emotion, this enchanting story is a memorable classic in the making.

