She will come for you... Lark struggles when her family and their friends go on holiday in a lonely caravan site on the Welsh coast for the autumn half term. Her mother is ill, her little sister has stopped speaking and she has fallen out with her best friend. Is a girl in a green dress following her in the fog? Or is her sister playing tricks on her? When a local woman tells her the girl comes to take sisters, Lark finds herself the only one who can save her family. Perfect for fans of Emma Carroll and Lucy Strange, Seaglass is a chilling contemporary ghost story with a determined 13-year-old heroine defending her family and learning to handle her emotions.