Supergrass Trevor Haken risks everything to gather evidence against his mates. Chook Fowler takes bizarre steps to avoid testifying on police corruption. Kim Hollingsworth's police career is jeopardised when she agrees to go undercover for the Royal Commission.
En portant un micro au cours des réunions, Trevor Haken prend des risques pour rassembler des preuves contre ses collègues. Chook Fowler témoigne devant la commission, mais refuse d'abord de reconnaître les accusations de corruption. La carrière de Kim Hollingsworth est compromise lorsqu'elle accepte de travailler pour la commission royale...
Haken raccoglie prove sulla corruzione e Fowler cerca di evitare di testimoniare. Kim accetta di collaborare sotto copertura con la commissione d'inchiesta.