The main character, Riku, died unknowingly from Ereshkigal's mistake (Fate Series). She felt bad for his pitiful life and moved his soul to a "random" place... with some "random" power... in a "random...
If you receive an exception error, most of the time, it's safe to click "Ignore" a few times and keep playing.
If you don't see the game menu after loading in, try resizing by using cinema mode.
If nothing works, please use the report button.