Romulus and Remus are born Rhea Silvia who was the daughter of the former king Numitor whose brother was the current king.
These children are bound to take my place on the throne! I will not let this happen. Drown them in the river!
The river god Tibernus saves the babies from drowning by calming the river, which causes them to float safely to the shore where they are discovered by a she-wolf and a woodpecker, and are raised by and nurtured by them in a cave.
The children are discovered by a shepherd and are raised by him and his wife
The boys, now older, help lead a coup to restore their grandfather to the throne.
Supported by their grandfather, they set out to create a kingdom of their own. They argue over where to start their kingdom.
Out of anger Romulus kills his brother and names his kingdom after himself, Rome.