Through the spaces

You are the excellent student of A university and now you're walking back to your friend's house from school.
You sigh and think about the exams coming and how to pass them in a cool way.
At school, you're very interested in writing short stories and you spend most of your time doing it.
While you're thinking, you see a shining ring laying on the grass. After thinking about the advantages and disavantages, you: