蔚蓝月下 Sapphire Moon is a Simulation, Indie, Casual PC game, developed by 星愿游戏制作组, available on Steam and published by .
The story will be accompanied by three women, and you will be in this real and illusory world to find their own love. Is it the lovely black junior, the cold and mysterious girl, or the one you can't touch in the memory? Any action you take will change the world. The game has multiple endings.