Demetrius has an arranged marriage with Hermia, but she does not love him, she loves Lysander. Helena loves Demetrius and she pursues him relentlessly. Since Hermia has an arranged marriage, she must marry Demetrius or be punished according to Athenian laws, which cause Lysander and Hermia to derive a plan to run away from Athens together, and they leave through the woods in the middle of the night. Demetrius learns of their plan, and follows them into the woods, with Helena following closely behind. Oberon witnesses this perplexing situation, so he instructs his servant, Puck, to put a love potion on the eyelids of Demetrius and Helena as they sleep, which will cause them to instantaneously fall in love with each other when they awake. Oberon