Seulgi and Joohyun were a couple loved by both of their families. But when life became busy for the both of them, not to mention the long distance relationship they had to endure ever since Seulgi started her F1 career, they had no other choice but to go their separate ways.  Winter break has come and another season of Formula One has finished. It was time for Seulgi to come home after two years, right on time to be present on Jaehyun's birthday. Everything was going well until Joohyu

Sunmi has two rules as a rookie racing driver: go fast and don’t crash. But maybe she should add a third and steer clear of three-time world champion (and walking red flag), Baekhyun. After all, only one can win the world championship. —Or— The rise, fall, rise of love and rivalries, backdropped by the Formula 1 circus.

Byun Baekhyun, a rising formula one driver, is crazy about winning races and becoming someone like his role model, Micheal Schumacher. After his daily practice he meets Jung Ryujin, who's trying to prove herself as a racing driver; but no, in his idea women have no room in racing.