Jdismygrindelwald Stories

When Gellert Grindelwald is wanted for his wand by Ravenna to rule the world, it's up to Krystal Heisenberg, headmistress of Hogwarts to make sure the dark wizard's safety is taken care of. Friendships are rekindled, wizard to professor and relationships are made. But what would happen when "he who should not be named" comes, Ravenna attacks, powers are released and lives are almost lost? *This is not a Grindeldore fanfiction*