1932. Emily Blackwood, a young adventuress and plant hunter, travels north for a curious new commission. A gentleman has written to request she catalogue his vast collection of taxidermied creatures before sale.On arrival, Emily finds a ruined castle, its owner haunted by the memory of a woman who disappeared five decades before. And when she discovers the ripped pages of an old diary, crammed into the walls, she realises a dark secret lies here, waiting to entrap her too...