Time for some action...
Spelunker. Grab some coins so you can shoot with your weapons...
Explore the cave. Find the exit.
PS: If you decide to purchase the premium feature in order to remove ads (located at the top of screen - No Ads Button in red), please if possible make sure to restart the app after the purchase. You can do that by double clicking on home button and remove the open game from the list. Then click on Home button to come back and reopen the game.