They had a daughter, Aerith, but their time together was cut short when Professor Hojo led a Shinra force to capture them. Ifalna told Gast about the Cetra and their ways and clears up that Jenova is not a Cetra, but the calamity that destroyed their race.
For a time, Professor Gast Faremis and Ifalna, a Cetra, lived in the town to hide from Shinra Electric Power Company.