Sarabi's Legacy

Simba wasn't Sarabi's only cub, nor was he the first. Before Sarabi married Mufasa, she was attacked by his uncle. Causing her to bare his cub, heart broken Mufasa sends the cub away. What will happen when the the first son of Sarabi return to see he has a brother. Will he follow down the dark path that was before him or make his own path.