One in three UK children are overweight and up to 20% are obese. A recent study now shows that if obese children cannot slim down by eighteen they will never reach a healthy weight naturally, and that surgery will become the only option open to them. With gastric bands now being fitted on children as young as 12 in an attempt to control child food addiction, this film follows three morbidly obese young teenagers as we witness the impact excess weight has on three very different young lives.