Water Rats

The investigation into the death of Melissa Davies continues but the stakes are raised with the knowledge that her son, Jordon, is still alive. The question is, why would these men want the child?

When Frank goes on an overseas attachment, Rachel has difficulty adjusting to her new partner after the two are thrown together to investigate a mysterious drowning.

Holloway, Tavita and Sykes investigate the death of a bikie who was gunned down in a harbourside park. Packages of drugs found floating in the harbour keep the dive team busy.