Hercules is summoned by the Greek goddess Athena to train in warfare alongside other mystical warriors at a training camp compound to increase his powers and superiority.Hercules is summoned by the Greek goddess Athena to train in warfare alongside other mystical warriors at a training camp compound to increase his powers and superiority.Hercules is summoned by the Greek goddess Athena to train in warfare alongside other mystical warriors at a training camp compound to increase his powers and superiority.