An adventure-loving couple convince their friends to explore a remote, uncharted cave system in the forests of Northern Australia. With a tropical storm approaching, they abseil into the mouth of the cave, but when the caves start to flood, tensions rise as oxygen levels fall and the friends find themselves trapped. Unknown to them, the storm has also brought in a pack of dangerous and hungry crocodiles.

Inspired by true events, the story begins with Japanese rugby officials dwelling on a humiliating anniversary, a 145-17 defeat by the New Zealand All Blacks in the 1995 World Cup. Officials question their decision to appoint Eddie Jones, to coach their national team for the 2015 World Cup. Jones plans to defy convention in order to put a stop to Japan being the laughing stock of world rugby.

When a dark secret from this past threatens to be exposed, unorthodox and brilliant medical examiner, Doctor Daniel Harrow, must use all his forensic skills to keep it buried forever.