As the girl inspects the balloons in front of her, a sudden breeze picks up again out of nowhere. You feel your string come loose from the stand, and soon all of the balloons break loose at once. Immediately, you're tossed in a jumble of latex towards the hapless girl.
You lose all sense of where you are as you helplessly careen and tumble in the breeze. You suddenly come into contact with something, but instead of bouncing off and being carried away by the wind, you stick to where you land. The whatever you're pressed against feels like it's pushing against you, the pressure getting harder and harder.
Right before you feel like you're going to pop, there's a sudden rubbery shump as whatever pressed against you feels like it sinks into you. Immediately, you feel the sensations coming from parts you didn't have two seconds ago, but you don't get a chance to make sense of them before you hear the girl yelp and fall to the ground, taking you with her.
As she's sprawled unconscious on the ground, you realize that you're stuck to her. Actually, that's not right. You've replaced part of her the same way the balloons did to you earlier. You're now occupying the space of her...