Upon the death of her grandmother, Nell, Cassandra inherits the mysterious Cliff Cottage in Cornwall with its legendary forgotten garden. This place, feared and whispered about among the locals, holds secrets of the tragic Mountrachet family and Eliza Makepeace, the author of haunting Victorian fairy tales. Deep within the garden's embrace, Cassandra embarks on a journey to unravel the enigma of a lost little girl, learning the truths of her family and finding solace amidst the tangled greenery that has concealed these mysteries for over a century.