 After a 20-year stay and celebration of New Fire, the Mexica move on but are attacked and defeated near Acocolco.The victorious warriors bring the Mexica leader Huitzilihuitl and his daughter Chimalaxoch before the "tlatoani" of Colhuacan, Coxcox.The Mexica make an alliance with Colhuacan and intermarry with its people, thereby securing for themselves prestigious Toltec ancestry.