When you start the game, the title screen will appear. Select the load to resume start, in the middle if you play from the beginning. Replay, gallery, an extra, what is seen by advancing the game is increasing. It starts from where you start the game, set the difficulty level. Becomes two times (equivalent to money) ether and experience to obtain, fighting retreat rate goes up is easy mode, there may be an ending you can not see. Hard mode has half ether and experience to obtain, after the fighting retreat rate down, but you have to game over as it is and be wiped out. what play is no different normal, in both hard. Difficulty because you can not change on the way, please choose carefully. After selecting the difficulty level, the game is finally started.