No comfort did the words of the Sun God bring to the longing soul of Demeter. And her wounded heart grew bitter. Because she suffered, others must suffer as well . . . Then upon the earth did there come dearth and drought and barrenness. How does this incident provoke a decision in the story?

Because he feels pity for Demeter, Pluto decides to release Proserpine from Hades despite his deep love for her.

In order to rescue her daughter from Hades, Demeter decides to enter the shadowy realm of Hades to search for Proserpine.

In order to save the earth from perpetual suffering, Zeus decides to partially restore Proserpine to her mother.

Because her love for Demeter is stronger than her love for Pluto, Proserpine decides to leave Hades and return to the earth..