You got very lucky - you got access to the magic manor that leads to the other dimensions! - Go on dates with girls and, someday, you will get even more lucky! - includes lewd scenes with the game...
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.