The Exam Game - Potions

After being separated into groups, the entire 8th year class must take a randomized exam which will gauge their general logic. However, the tests are out of the ordinary. After being put together to pass a Potions exam being held on a secluded Caribbean island, Draco, Harry and Hermione are tested far more than they thought they'd be. (Triad!Fic - Draco/Hermione/Harry)