When Silla, seventeen, and Nori, four, arrive at their aunt's home, it's immediately clear that the manor is cursed. The endless creaking of the house at night and the stillness of the woods surrounding them would be enough of a sign, but there are secrets too - questions that Silla can't ignore: Who is the beautiful boy that's appeared from the woods? Who is the man that her little sister sees, but no one else? And why does it seem that, ever since...