In the game Serenitrov, you will meet an unusual turtle, which is very interested in what is underground. She decided to dig the tunnels and look into the earth's bowels, it could be a lot of useful things there. A serious air barrier is a lack of air. There is a supply, but it is small, an indicator is a scale at the bottom of the screen. Follow it and direct the turtle to the green elements, which will restore the lack of air. After each dive, you can buy some improvements, and the turtle will gradually establish its life in Serenitrove.
