Mysterious Maze

Escape from the 3D maze! The rule is simple. To escape from maze, You have to get a gem and opening the door of the goal. Diamonds may not be found easily. Find it, solve the mystery and get a diamond! -------- The basic operation is to switch the 'move-mode' and 'view-mode' to advance the game. Use direction buttons in 'move-mode'. To go forward or backward, tap the up or down arrow button. To change the direction, tap the left / right rotate button. When you find a gem, tap it and get it. The goal door will not open without getting gem. Swiping the screen changes to 'view-mode'. After changing the view, double tap to return to 'move-mode'. If you can tap something in the screen, you may be able to take action by tapping it. In particular, the paper attached to the wall may be a hint of something. -------- A huge maze is waiting for your challenge.