One winter's afternoon Sonia opens the door of her beautiful riverside home to fifteen-year-old Jez the nephew of a family friend. He's come to borrow some music. Sonia invites him in & soon decides that she isn't going to let him leave. As Sonia's desire to keep Jez hidden & protected from the outside world becomes all the more overpowering she is haunted by memories of an intense teenage relationship which gradually reveal a terrifying truth. The River House Sonia's home since childhood holds secrets within its walls. & outside on the shores of the Thames new ones are coming in on the tide...