Federigo ask Monna whats her purpose to be there. She asks Federigo for his Falcon.
When he heard what the lady requested and knew that he could not oblige her since he had given her the falcon to eat, Federigo began to weep in her presence, for he could not utter a word in reply.
He then reveals that he sacrified the creature to provide a meal worthy of Monna.
Monna was failed from getting Federigo's Falcon. After 3 days, Monna's son died. She then realized something she should have done in the first place. After the period of her mourning and bitterness had passed,
the lady was repeatedly urged by her brothers to remarry, since she was very rich and wasstill young; and although she did not wish to do so, they became so insistentthat she remembered the merits of Federigo and his last act of generosity—thatis, to have killed such a falcon to do her honor
After a period of sorrow and resentment, She marries Federigo. And they live happily ever after.