The girls arrive in Portugal to face Ericeira's powerful waves. Ēwe's family arrives for this competition, while financial setbacks leave Jessie flying solo. Kika's banking on a killer home turf performance to boost her ranking. Sophia has it all on the line with a risky strategy and Sol arrives with a positive new outlook. But will a mental shift be enough to improve her performance?

The Surf Girls give their all at the final competition of the season in Saquarema, Brazil. With their futures in professional surfing on the line, every point counts to secure their rank and a spot on next year's tour. The stakes have never been higher and amid the battle to stay on the Challenger Series, Sophia learns she's got a shot at making it onto the famed World Championship Tour.