I'm not alone

As you step down the stairs you realialize that the bunker is biger than it shows in the blueprints, you find a red button and you decide to press.In seconds the big gate in front of you opens and what you see inside blows your mind,humans they managed to all survive down here. Soon someone sees you and recognises you it was your dad, after along talk he invites you to stay.Should you stay or Should you not?

stay

or

Leave
important decision