"There was a railroad line on the road to hell, there was a young man down on bended knee, and that is the ending of the tale Orpheus and Eurydice." No, that's not the ending. It continues. It's still an end, it's still a sad story, and it's still a tragedy, but you're still gonna read it.

On the day she left, the Underworld was darker, and when she pulled away from Hades' kiss his eyes were blank. When she returned to the earth above, the sun sparkled. The crops grew again, the oceans calmed, and the people rejoiced. Spring had come again. [based on hadestown]

Orpheus and Eurydice find a way, because that's what Orpheus and Eurydice do.

In Demeter's eyes, no man, mortal or divine, could ever hope to be good enough for her daughter. Fortunately, Persephone's never been too invested in what's "good" for her. [Pre-canon, showing Hades and Persephone's first meeting and marriage. Oneshot.]