Arrow keys or click the stage.
Thanks to @StevenTheSquare for giving me the idea of making it mobile-friendly 1st follower: @ConstellationOfMe 10th follower: @nina0330 20th follower: @PinJaLin_Jessica0618 30th follower: @himynameisbobyay 40th follower: @RLpenguin 50th follower: @tes6309
