One misrible day in the Underworld the Monstors from Tatarus escaped out of the veiw of Hades, the god of the underworld.
At once thet started to detroying citys and towns.
Then Posiden, god of the sea noticed something odd about the mortal world. Ares, god of war said it was comming from the mortal world. Only Zues, king of the gods noticed that the monstors escaped, so he informed the others.