3000 years ago Iron Age people carved a White Horse on the Downs near Uffington Castle and now someone has dumped a body there. Laid out like a ceremonial killing, Detective Inspector Leo George isn't convinced that the murder is what it appears.
He suspects the young female victim may have been a member of the Children of the White Horse, a secretive valley commune, but none of the cult members are talking. That is until he discovers his friend, Jess Bridges, is undercover in the commune, attempting to persuade a wayward young woman to leave the cult.
Leo is confronted by the fact that Jess is heading right into the heart of a mystery that has less to do with ancient gods than it does modern vices, and there is nothing old about spilling blood…