Everything about Lemmie Fergusons life is bright and shiny and sunny- her special way of looking at the world means she sees itin vivid rainbow-hued technicolour. Lemmies eighteen-year-old sisterthe spontaneous sparkly Rose Rouge calls it marshmallowmagic...But theres a dark spot in Lemmies life and with the return ofher primary-school rival Sian even the old marshmallow magic doesntseem to be working. Lemmie needs her special sister more thanever but can she count on Rose when she needs her the most?