Mary Jane didn't know where the bracelet came from, guessing she either had bought it or it was a gift. So she had put it on... only to notice the development of powers. Various and numerous, of all kinds. So she researched the source of such power... only to come to the conclusion she now had the power of the Infinity Gems, on the said Bracelet.
'So I have the power of universe at my finger tips. What can I do with that power?' she thought as her mind washed over every fantasy she had ever had, including both her light and dark fantasies. Her as a hero, her as a villain, her indulging her every whim.
'Which I can do because of the power of the stones. Make a reality where I do whatever I want, then turn things back to normal afterwards. Do I dare going through with that? Do everything I want but can't?' she tried to make up her mind whether or not to go through with it. Not knowing her unconscious mind was active with it's own thoughts....