Get ready to join the adventures of two restless rocks, John Cobblestone and his best friend Pebble! They are setting out on a long and dangerous journey and they will need your help in overcoming all the obstacles. Show great reaction getting over the traps, collect bonuses and use them to boost your heroes. You can improve their ammunition, gain extra lives and speed up your turbo mode. There are plenty of discoveries and of course dangers waiting for you on your way!