You wake up in your bed, rub the gunk out of your eyes, and then you look around to see you and your room are covered in blood! You have no memory of what happend the night before. All you know is that there is blood all over the place!
What do you think happened?
I will leave a few general options in the comments, and you describe in detail what you think happened.
What do you think happened?
I will leave a few general options in the comments, and you describe in detail what you think happened.