Meet DI Hillary Greene, a police woman fighting to save her career.

Not only has she lost her husband, but his actions have put her under investigation for corruption.

Then a bashed and broken body is found floating in the Oxford Canal. It looks like the victim fell off a boat, but Hillary is not so sure. Her investigation exposes a dark background to the death.

Can Hillary clear her name and get to the bottom of a fiendish conspiracy on the water?

A pretty French student is found dead in her room at an exclusive Oxford college. Everyone thinks it is another tragic case of accidental drug overdose.

But Detective Hillary Greene has a nose for the truth. She quickly discovers that the student was involved in some very unusual activities.

With a shocking cause of death found, the case becomes a high-profile murder investigation.