(With the obvious assumption that the character is male) You close your eyes and reach into a container and pull out an as of yet unidentified jellybean and place it in your mouth. As you chew the delicious savory sweet you feel absolutely esctatic and say "Wow that tasted absolutely delicious!!!" You savor the taste for a few more seconds and then you feel strange.
"Hey guys I don't feel so good", you say.
"What's the matter?", says your friend.
"I don't know but my stomach really hurts", you reply as you hold your stomach.
With that conversation briefly interrupted you run to the bathroom immediately locking the door afterwards. The pain intensifies and you notice your skin has become soft and smooth and completely hairless. You then feel the pain in your stomach become very intense and unbearable. Completely terrified you check your underwear to see where a new pain is forming in your crotch. You watch in horror as your penis slowly begins pulling back in your body and the urethra that once gave sperm now gives blood. The penis becomes a uterus. You feel like your balls are on fire as they slowly become ovaries and go back inside of you. All the while your body has been taking a new shape with shoulders narrowing and your muscles shrink. You begin to feel a slight brush against your head and You then realize your hair is growing. As the hair grows it stops at your midback becoming a gorgeous wavy girly version of your own. You feel another intense feeling in your stomach as you watch it take on a sexy feminine hourglass shape. You then watch as your hands that once touched the breasts of women had slowly become smaller and feminine. Your feet began to shrink and became a small size 6 compared to your size 10 feet. Your ass gets bigger and your waist widens and your legs are very smooth. All you can do is try not to scream at your new gorgeous face. Your nipples become erect and widen and your breasts swell. You stare at the mirror terrified but.....