The Fianna awaken from their stupor, bound and weak-kneed. They break free and an enraged Finn calls upon them and the women of the court to seek out the lovers. They comb the forest furiously and in the ensuing frenzy Diarmuid and Grania are separated. Finn's legion surrounds Diarmuid and kills him. Grania returns to the forest and finds the body of her beloved. Unable to cope with the loss of Diarmuid, she withers in despair. She awakens and finds herself in the company of the ghostly figures from the prologue. Diarmuid is among them and the two are reunited.