Once upon a time in a little plant home, Droplet stepped out of his house, and he felt something was wrong…He saw his home get farther and farther away, and wondered what was happening.

He remembered that he had been taught by his mom that if you feel something pulling you lower from your home, that you should get to your house immediately, but it was too late. He remembered it was called surface runoff, when the molecules drift to the lowlands.

As he went down, he sped up until he reached a lowland full of molecules from all places in all sizes and shapes, in search of their home. Suddenly, a strange light beamed through the clouds and all the molecules started to rise high into the air. Right now, getting home was the least of