Chapter 1 - Wrong Number

[!!PLEASE READ!!
This book is currently under revisions, so some chapters are currently unpublished! I am currently fixing a bunch of stuff with the book that I personally didn't like, so, to the people who read this before, some stuff is different plot-wise! So please read content warnings at the beginning of each chapter!]

When Nightmare finally tries to mend his broken relationship with his brother Dream, he accidentally misdials a newfound, given unknown, friend.