The wings went out on their way to your relax. Beat the wings by tapping on the screen, glide by holding the screen.
Many objects that your wings can cut are lined up on the road waiting for you to cut. Increase your cutting length by collecting wing pieces on the way. Watch out for obstacles that break your wings.
If you want, you can replay the chapters to achieve higher success in some chapters.
With the hope that it will be a game that you can play while relaxing...