See moreNicole and Tom's lives are changed overnight by a ten-million-pound lottery win.
Before they know it they've moved into a state-of-the-art Glass Barn conversion in the stunning grounds of Lancaut Manor in Gloucestershire.
But their dream quickly turns into a nightmare when Tom is found dead in the swimming pool, with a wound on his head.
Someone close to home must be responsible. But other than the young couple who live in the Manor, and their housekeeper in the Coach House next door, there's no one around for miles.