There she meets a lion cub ... not know is that Kovu is the son of Zira - a banished follower of the now-dead Scar. She plans to raise Kovu to overthrow Simba and become the king of the Pride ...
In the original film, Simba was tricked into thinking he killed his father, a guilt ridden lion cub flees into exile and abandons his identity as the future King.
Kiara assumes the mantle of the protagonist in the 1998 animated film The Lion King II ... and Kovu’s tribes as Kovu ultimately turns on his villainous mother and Scar fanatic Zira.