"No. It isn't it." She said softly. "We did form a bond during the war, but not the Stockholm Syndrome sort.  It's a deeper, magical bond that links me to all of them." Hermione pulled back her sleeve to reveal the mark on her wrist.  "The ritual spell that links us together left this mark.  I'm told that it's unusually intricate, that it usually looks like chains, but I love it. I'm rarely on my own anymore, but when I am, it's a reminder that I am never alone."