Your light has been fragmented! You can only interact with other things of the same color. Collect the prism fragments while dodging the enemies to escape.

Steer with the mouse. You're in space, so you have inertia to deal with.  You can adjust sensitivity with the scroll wheel.

Shoot with the mouse button. There are some other weapons you can pick up, but use them wisely.

Need to pick up a gem in a different color? Find a portal. You can only visit neighboring colors: red <> yellow <> green <> cyan <> blue <> purple <> red

Extra life every 3000 points.