Follow the lines.
Try not to let your brain explode playing our new "Asynchronous" game!
Did you ever try to write with your both hands simultaneously? THIS GAME IS EVEN HARDER!
Your one finger must follow a line and dodge obstacles, while your other finger... must follow a line and dodge obstacles! WOW! Isn't it exciting?
OR! YOU COULD PLAY IT WITH A FRIEND ON ONE PHONE OR TABLET! IT'S A CO-OP GAME NOW!
All that in "Asynchronous". For free.