What is the fine-grained topic of the following text: Journeying through the trees of the Wentshire Forest – a place synonymous with strange sightings, and tales of hidden folk who dwell there, he talks to a company that tried and failed to build a development in the forest, and a psychic who claims to know what happened to the little boy… Intensely dark, deeply chilling and searingly thought-provoking, Changeling is the latest in the critically acclaimed, international bestselling Six Stories series, written as six Serial-style podcasts, and which are being adapted for TV by a major US studio. Only return the topic.
Exploration of strange occurrences and tales in Wentshire Forest through the Six Stories series novel, Changeling.