Persephone was the God of light and spring, son of the Zeus and the Demeter

one day when he was picking some flowers, Hades appeared and kidnapped him to the underworld, until there, they fell deeply in love, which was not well accepted by his mother, who forced Hades to return he, but the God offered him 6 pomegranate seeds, and as soon as Persephone ate it, she was already linked to the underworld

that exact moment, they were in Elysium

"Promise not to let me go?"