Stay on the wall and do as many zigzags as you can!
* Just tap the screen to change the direction of the ball.
* Collecting gems will give you extra points.
* Try not to fall off the edges!
Last updated on 2016年08月18日
此版本包含小幅错误修复和常规改进。请更新至最新版本，以获得更佳体验。
