In the 1970s, Andy and his surfing prodigy brother Jimmy start a surfing supply business with the help of their mother, Kat. Their fledgling business generates a powerful buzz amongst local hard-core surfers, but they find themselves embroiled in a violent feud with a drug-dealing biker gang looking to manipulate their success. JB, an infamous surf filmmaker drifts into town with a gorgeous Hawaiian companion just as the brothers' business and troubles begin to escalate. The travelers embody the era's anti-establishment vibe and are skeptical, but soon realize if the brothers can survive and stay true to their surfing roots, they might be part of something greater than they ever imagined.