Update (August 17, 2017): Mac and Linux build are available.
Sounds at WebGL are kinda messed up sometimes, send me a message right away if it's annoying.
Make a positive battery inject to a negative battery, then emit them with your power. The other battery may produce baby batteries afterwards. But they also need to be destroyed with a positive charge before the next intercourse.
Made for the Ludum Dare 39 (Compo, with the theme of "Running out of Power").
Extract the zip file, and enjoy the game.