Survivor

A long time ago, the apocalypse came, a solar flare hitting Earth. The rich made a bunker city designed to keep humanity alive, but you were only allowed if you paid an expensive fee. The one's who couldn't pay had to survive outside in the apocalypse without any help. Today, you are a descendant of survivors from outside of the city. You wander the ruined world, and one day you come across the city bunker, nicknamed the Underground city. what will you do? (You may choose your gender and appearance.)