Everyone's favourite Unicorn Expert, Sophie Johnson is back for a new adventure - and this time she's taking on the world of sports!

Sophie Johnson is great at sports. In fact, she's a sports superstar!

She's about to attempt the longest, hardest race anyone has ever tried (also known as a fun run) and she's taking her training very seriously.

Join Sophie as she imparts her pearls of racing wisdom and goes for gold in this dazzling, uproarious picture book from dream team Morag Hood and Ella Okstad, creators of Sophie Johnson: Unicorn Expert and Sophie Johnson: Detective Genius.