Jay Palmer is two months away from his sixteenth birthday. He doesn't realise how his life will be changed forever when a gang of thugs leaves a badly injured boy on his doorstep. The biracial boy and his white single mum Maggie nurse the stranger, sixteen-year-old Aleksander Zukowski, also known as Sasha. Sasha ran away from care two and half years ago. He sleeps rough, is addicted to drugs and sells himself on the streets of London to fund his habit...