During their summer holiday at Nani's house Hailin and her cousins Hannah and Linny stumble upon an old photo while cleaning the attic. Curious they question Nani and her friend Sheethal leading them to a mysterious building on a hill. They sneak out at night find a notebook linked to the photo and race home before dawn. When Nani almost destroys the photo they stop her just in time uncovering the truth behind a long-hidden family secret.