You have discovered a very fun pixel RPG game.
The world in this game is exactly the same as reality, except that each city has more vigilantes and villains, as well as some supernatural things.
You need to become the Robin of Gotham vigilante Batman, help Batman fight criminals and kick the bad guys' butts.
As far as you know, Gotham is a beautiful and stable city, and the people here are very hospitable.
Oh, by the way, your name in the game is Jason Todd.
Purpose: Help the poor lonely Batman who was left behind by his assistant