Simplify the following text for a Grade 8 native English-speaking person.
Original: As Hercules lays dying in the circle , Zeus begs Hera not to harm Hercules or he will haunt her for eternity , and even threatening to give up his own immortality .
Simplified: As Hercules lays dying in the circle , Zeus begs Hera not to harm Hercules or he will haunt her for eternity .