Because Batman and Superman cannot stop arguing about how they should save the day, Wonder Woman and Batgirl have to save the city from different supervillains.
When Gotham City is attacked by a series of villains, Batman and Superman try to catch them, but the superheroes end up arguing with each other instead. Now it is up to Wonder Woman and Batgirl to save the city.
Because Batman and Superman cannot stop arguing about how they should save the day, Wonder Woman and Batgirl have to save the city from different supervillains.