In sumerian mythology : She is the daughter of Enki and Ninhursag. When Dumuzi died, Geshtinanna lamentated days and nights. After her death, she became the goddess of wine and cold seasons.
She went among many of the other gods, but could not bring herself to put them in her place until she found Tammuz on her throne, apparently oblivious to the fact that she was gone.
She took pity on him and through arrangement with Geshtinanna (Tammuz' sister), Tammuz and Geshtinanna each spend 6 months of the year in Kur.
Tammuz being the god of crop fertility, this corresponds to the changing of the seasons as the abundance of the earth diminishes in his absence.
Geshtinanna is also associated with growth, but where her brother rules over the spring harvested grain, she rules over the autumn harvested vines (Wolkstein & Kramer p.
Upon her rescue from the dead, he was pursued by galla demons, which he eluded for a time with the aid of Utu.
Eventually he was caught and slain; however, he was partially freed from his stay in the underworld by the actions of his sister Geshtinanna.