Hermione Granger & Gellert Grindelwald FanFiction

Mastermind

Mastermind

F/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Sirius Black, James Potter, Severus Snape, Draco Malfoy, Ron Weasley, Hermione Granger, Ginny Weasley, Neville Longbottom, Molly Weasley, Arthur Weasley, Fred Weasley,
Tags
Alternate Universe - Canon Divergence Slow Burn Betrayal Slow Build Trust Healer Hermione Granger Dark Magic Ron Weasley Bashing Diary/Journal Manipulative Albus Dumbledore Sirius Black is a Little Shit Adult Hermione Granger
A...WHAT-IF StoryHermione Granger reassess everything she encountered from her first year with Harry and Ron. She traces her steps, she observes, she writes everything down in her book. Her book of observations, her book of secrets. She created profi...