There are three plots in Shakespeare's Hamlet: the main revenge plot and two subplots involving the romance between Hamlet and Ophelia, and the looming war with Norway. The following is a guide to the significant events in the Hamlet and Ophelia subplot.
Characters Involved in the Hamlet and Ophelia Subplot
Hamlet
Ophelia
Laertes
Polonius
Key Events in the Hamlet and Ophelia Subplot
1. Laertes warns his sister, Ophelia, that Hamlets love is fleeting. Her father, Polonius, also fears that Hamlet will make false vows, and so he demands she end their relationship. Ophelia agrees and Laertes leaves for Paris. (1.2)
2. Hamlet appears in Ophelias chamber, pale and disheveled. His condition frightens her and she runs to tell Polonius about the encounter. Polonius assumes Ophelias rejection of Hamlet has driven him insane. (2.1)
3. Polonius reports Hamlets strange behavior to Claudius, presenting a love letter from Hamlet to Ophelia. (2.2)
4. At the urging of Claudius, Polonius sends Ophelia to learn more about Hamlets condition. She greets him and he verbally assaults her. (3.1)
5. Hamlet, in his mothers chamber, hears someone hiding behind a drape. Thinking it is Claudius, Hamlet stabs through the fabric and mortally wounds Polonius. Hamlet drags Poloniuss body out of the room. (3.4)
6. Hamlets malicious behavior and Poloniuss murder have rendered Ophelia completely insane. Laertes blames Hamlet for his sisters condition and vows revenge. (4.5)
7. Hamlets mother brings news that Ophelia has drowned. (4.7)
8. Hamlet and Horatio encounter Ophelias funeral procession. Hamlet is overcome with grief and cries, "I loved Ophelia: forty thousand brothers/Could not, with all their quantity of love/Make up my sum." (5.1.270-72)
9. Hamlet and Laertes duel and they both receive fatal wounds from Laertess poisoned-tipped sword. Before they die they exchange words of forgiveness and the subplot of Hamlet and Ophelia comes to a close. (5.2)

