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 United States and Leilani's teammate is hospitalized after an on-field injury.

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.