Trying to make sense of Dionysus's complicated backstory

[kestrell]

Officially, his birthday isn't for another few days, but I figure he pretty much rules New Year's Eve, too, and this video manages to make his backstory almost manageable. Also, I wish they had listed the songs they play in the background.
https://www.youtube.com/watch?v=5brAr51ip_k&t=3s