After long periods of being a criminal, Ivy watches as the mayor and his teenage daughter, Penny, planned to tear down Gotham Park, and its plants in order to build a new children's hospital. His decision was despised by many people - including Poison Ivy. So, she hit Gotham City's most powerful citizens, including the mayors daughter, and infected them with a flower that put them in plant pods stasis them and infecting them with a virus that made them think that they were enjoying nature