1. First, navigate to Steam via your taskbar or desktop
2. Upon opening Steam, navigate to the top left corner, and click "Library."
3. Once you're in your library, scroll down until you see Umamusume: Pretty Derby
4. Click on Umamusume: Pretty Derby
5. A green "Play" button should display on your screen below the game's banner.
6. Click the play button
7. You've successfully sold your soul!

Feel free to save this guide for whenever you need to gamble.