Topsy-turvy world

## Description

Topsy-turvy world is a distinctive puzzle game. The game breaks the mindset of traditional games and completely subverts the concept of space game. Playing this game, your perception of space will be enhanced. This game can freely convert black and white space, to reach the some locations. Although each level appears to be very simple, you must beat your brains if you want to win. The game has the arrow keys and the reversed keys, you need to use this keys reasonable to cross the border.

Game Guide:
Use arrow keys to move the character. The protagonist can jump during moving. Use reversed keys to change black or white space. After collected all the keys and reached the exit place, you can cross the border.