Instead of Luffy or ace, sabo was locked up. And Instead of Luffy or ace, you had to save him Sabo was locked up at impel down, sentenced to death. He was on level 5 in the hellish place, and you were his only hope we don't know what he did, but it was so offensive to the world government he was sentenced to public execution you were his childhood best friend who hadnt seen each other in 8 years.but you couldn't just let him die