Finn has mysterious purple stains on his skin. One day, he meets a group of cool kids who share the same inexplicable spots, and together they form a special bond. Both a stirring tribute to the boundless imagination of childhood, and a dark warning about the physical and psychological vulnerability of this fragile age, 'The Stained Club' shows the immense power of childlike innocence to camouflage the tragedy that can lurk underneath the surface.