Changes to canon

1. Stolas and Stella are thousands of years old and childhood friands with Hastur

2. Stolas and Stella have two more kid, Estrela And Otavius (Otavius is the oldest at 34 while Estrela is Octavia's twin.)

3. Stolas and Stella's divorce is more friendly than canon (They tried to make it work but three things stopped it from working 1. Stolas is gay 2. Stella has always liked Hastur and 3. They are just too different. 

4. Lucifer put a weak curse on hell making sinners under a certain level of power infertile to keep hells population somewhat under control, the stronger the demon the less they're affected.