Hermione and Luna find themselves in a sticky situation when they are ambushed in the Forbidden Forest. Things take a turn when Hagrid is stung and infected with a potent aphrodisiac. (The Merry Mage) [Harry Potter] Link in comments.
“What do you think Luna? Want to give it a try?†Hermione asked as she finalized the spell. The magical tentacles waiting to obey with a flick of her wand.