Persephone or Kore
Kore was a daugther of Demeter. She was taken by Hades who loved her. demeter was so unhappy that all the life on earth died. Hades was pointed at that by Zeus and Hades made a deal with Demeter: Kore would be six months on earth with Demeter and six months in the underworld with Hades. (In spring and summer was Demeter happy with Kore; In winter and autumn Demeter was unhappy without Kore)
