Having never kissed a girl, 16-year-old Niko has a lot on his mind. But things get much worse when returning home from school, he finds his dad being tormented by criminals. They are trying to extract valuable information about secret government testing on the River Thames. With his own life now in danger, Niko must make a decision... Does he stick or does he twist? He twists, and makes his escape helped by his friend, Jacinta. Chased by the criminal gang, the teenagers flee along the Thames in a battered old canoe towards London. They try to unlock the mystery held by the water by following a set of weird clues linking old gravestones to pollution, death and even murder!