Una marea oscura y letalLorelei Kaskel, a temperamental folklorist, joins an expedition with six eccentric nobles searching for a legendary spring that promises unimaginable power. After the murder of her mentor, Lorelei must lead the expedition and uncover the culprit before a coup unfolds. Facing supernatural dangers and working reluctantly with her rival Sylvia von Wolff, Lorelei uncovers dark secrets that make her question if saving the kingdom is worth it.