Buried
In spite of how hopeless your position may look, there is always an exit. This game lets you undergo one of the most terrifying experiences ever existing. You were buried alive and now your only objective is to get out of your grave as fast as possible!
The oxygen is not endless at all, so the quicker you work out the plan the better. Use the objects you already have and solve brain teasers which are right on the coffin. And don’t let the panic take over you or you will stay there forever!