Back to your room

Ignoring your brother's query, and deciding not to correct her misuse of the word "bro", you quickly return to your own bedroom to get a handle on what was going on. Your mind was fuzzy on details, but somehow your memory of the last few minutes had been erased. One minute you were holding a calculator that had arrived in the mail, then a blank. Then it started counting down. Then a blank. Then you were standing in the kitchen holding a phone and your brother thought for some reason that you were a woman.

Your eyes glance over to the mirror on the back of your closet door. Nope, same as always. Short-cropped brown hair, five o'clock shadow, tight high waisted jeans, midriff teasing sweater, and by the tightness around your pectoral muscles, the same pink lace bra you'd picked out to match your panties that morning. You were the same young man you had grown up to be, the same sister your sister should have expected.

So what was the deal? Did it have something to do with the calculator? You start clicking random numbers and symbols, when suddenly a prompt appears:

"Interesting," you say quietly, while continuing to experiment. Suddenly, your body feels strange. You look back at the mirror and...