A Court of Darkness and an Heir of Fire

When our beloved Jr.Archeron and Jr.Galathynius Whitethorn shall meet, what shall happen? Well you have to read to find out.
The situation takes place after Kingdom of Ash and A court of Wings and Ruin. The characters belong to the writer Sarah Janet Maas and are not my own.
Marion Ashryver Galathynius Whitethorn daughter of Aelin Ashryver Whitethorn Galathynius and Rowan Whitethorn Galathynius was bored from the council meetings. It was only a few days late before her coronation took place and on thinking about itself made her throw up. But she doesn't know a tiny adventure is coming up for her that might change her life and future of her throne. When Marion Ashryver looking for her servant falls through a black hole and accidently jumps through a portal ! But to where? Prythian is the answer folks! Prythian. She lands in The Court of Nightmares right when Keir was reciting about the current affairs to Rhysand, High Lord of the Night Court and his son, Dwayne. Now Marion and The Night Court work together to send Marion back to Terassen.