If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).
Breathe. Water on glass. The sound of rain. Join the drops together. See if you can clear them all from the window, if you want.You’ve known the rules since your first rainstorm. Take a moment, and enjoy the quiet. Breathe.
Mouse - Click and drag the drops into each other to clear them from the screen.