Long long time ago, in far far away galaxy.
There is a lonely planet, with a lonely zoo keeper.
The zoo keeper need to feed aliens to keep their heart beat.
* Click the ground to move, and pick up one item. Click aliens to feed them.
* Feed blue items to slow down aliens' heart beat, and red items to speed up their heart beat.
* Snow will slow down their heart beat, and thunder will speed up their heart beat.