Áedán mac Gabráin
It deals with the exile and return of Cano mac Gartnáin in sixth century Scotland. The tale involves historical figures such as Cano himself; Gartnán or Gartnait his father; Áedán mac Gabráin, the king of Dal Riada; Diarmait and Blathmac, sons of Áed Sláine; Guaire Aidne of the Uí Fiachrach, the king of Connacht and father of Cano's true love Créd.