How to play game:
Avoid crashing and collect starts!
Tap to fly higher, release to descend.

Story:
Agartha is a legend city, and it exists in the inner Earth.
The hole to the Agartha is sometimes found. but it is made naturally. Officially, we have not found Agartha yet.
The team consists to look for the legend city. Helicopter and Robot are provided to find it.
You are as a pilot of helicopter to conduct this mission.
This mission is so dangerous that you have to search for the path to the Agartha where people can't go because it is deep and is made suddenly.
You have to go through the hall as far as you approach with A helicopter made for a special purpose.
Many teams left to find agartha, a few man came back.
You have to find the entrance of Agartha and you have to find the lost team.