S12:E28 - Tit for Tat

Tarni Baxter is back and has a not-so-pleasant boyfriend with her. Tom makes it his mission to warn them. Sergeant Holland decides on action of his own, which increases the tit for tat action between Tom and Tarni. Kelly gets her own back on sergeant Holland and what he has been up to all comes out. Tom finally finds out the truth but his words with Roy Holland doesn't go according to plan, and puts him in a very awkward position.