Lumi is an action/puzzle/platform game, in a marvelous 2D universe.
The player controls Lumi, a small creature with powers based on magnetism and light, and with the goal to save the universe sunk into darkness.
To progress in a level, Lumi can change its polarity and be attracted or repulsed by magnetic objects.
Lumi also needs to use its light power to give back life to the world.