Hermia and Lysander: Initially, Hermia and Lysander are deeply in love and determined to be together despite the opposition of Hermia's father, Egeus. However, when Puck accidentally applies the love potion to Lysander's eyes, he falls in love with Helena instead. This shift in feelings causes great confusion and heartache for Hermia, who cannot understand Lysander's sudden change of heart.
Demetrius and Helena: Demetrius initially holds disdain for Helena, spurning her affections and mocking her. However, when Puck mistakes Demetrius for Lysander and applies the love potion to his eyes, Demetrius falls deeply in love with Helena. This dramatic change in feelings confuses and delights Helena, who has long pined for Demetrius' love.
Titania and Bottom: Titania, the queen of the fairies, is enchanted by the love potion and falls deeply in love with Bottom, a bumbling weaver transformed into a donkey by Puck's mischief. This infatuation is irrational and comical, highlighting the power of the potion to distort feelings and desires.
Oberon and Titania: Oberon uses the love potion to punish Titania for her refusal to give him a changeling child. This conflict between Oberon and Titania creates tension and disruption within the fairy realm. However, by the end of the play, Oberon uses the potion to restore harmony and reconcile with Titania, symbolizing the restoration of balance and order.
These changes in feelings and emotions create a complex web of relationships and conflicts that drive the play's plot and themes. The play explores the irrationality and transformative power of love, the influence of external forces on human behavior, and the interplay between reality and illusion in the human experience.