Natalie begins her first year as a NASCAR Xfinity driver, Leilani makes the Varsity football team, Hollie chases down the record she set last year and Emily travels to America to race in Formula 4.

Emily looks for more Top 10 finishes in her F4 round, Hollie chases down more wins for her record, Natalie prepares to race at Talladega and Leilani begins to feel like a bench-warmer.

Natalie's online harassment spills into the real world, Hollie makes a mistake that could get her banned from racing, Emily's father pays her a surprise visit to the US and Leilani's teammate is hospitalized after an on field injury

Emily must land sponsors to pay for her next race weekend. Natalie returns to WI to race in front of her family. Leilani is facing a homecoming game and a nomination for homecoming royalty, and Hollie struggles during her week-long ban.

Leilani confronts her coach about the lack of playtime, Natalie makes an embarrassing mistake, Emily's F4 struggles continue after her dad returns home, and Hollie competes in one of the biggest races of the British season.

Leilani changes her focus to the WFA, Emily's money issues come to a head as she faces a difficult choice, while Natalie and Hollie both put up stunning season-end performances.