Weilan Yue Xia - Sapphire Moon

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?

As the game progresses, you will discover more about the reality of the world, and then experience the game in a completely different way, no longer just ordinary conversations and options, by which time any action you take will change the world, and the game prepares for multiple endings, will you reach the world you want. So, as the protagonist, are you ready to enter a world where different time and space are intertwined?

(from steam page)