Gavin discovers Ruby's secret. Shane's debts force him to resort to desperate measures, and the identity of the Henshall-Ferraday mole is revealed to everyone.

Gavin, Eugene and Tom attend a ""Secrets of Success"" seminar, Allie attends a hairdressing seminar which is gatecrashed by Mia, and Finn makes the decision to leave Mia.

It's the regional heat of the hairdressing competition, but Allie is missing. Finally, Allie must make a difficult decision... Finn or Gavin?