Mac turns up in Woogonga and calls in a debt that Snapper can't pay; Trotter races to win back Tracy and LightWave; and Buddy and Hunter finally have to face the truth about their future together.
Tracy locks Trotter out of the house after his night with Margaux and a new investor arrives on the scene to shake up Woogonga as Buddy goes into free fall over his experiences in Bali.
Dani discovers a new world with Tash but risks it for a once-in-a-lifetime surf break; Buddy and Shirley get caught up in Mac's dangerous dealings in Bali and a tragedy changes Buddy's life forever.
Dani struggles to get a loan to open her own surf shop and is confronted when a secret lover shows up in town; Hunter makes headway with LightWave USA while Buddy's jealousy jeopardises Kelly's acting career.
Six months later. Reg is released from prison, but a surf trip with Snapper to Bali takes a dangerous turn. Meanwhile, Buddy and Hunter party in California and Hunter finally has to pay the price of lying to his parents.
January 1973. Buddy and Hunter make Trotter an offer he can't refuse to launch LightWave in the U.S. as a guilty Snapper bites off more than he can chew while trying to shift Mac's heroin, and Tracy learns a difficult lesson at work.
One year later, May 1972. As Snapper preps the inaugural Bare Feet Classic, Trotter, with Dani in tow, hits the road to sell LightWave board shorts up north and pay back his debt to Snapper.
Australia 1971, a group of surfers chase their sun-soaked dreams, but best mates Trotter and Snapper soon become bitter rivals as competing surf brands are born.