The execution of Ace is going to happen in some hours,but Luffy can’t let this happen,he can’t see his brother die,so he decided to infiltrate in Impel Down for take him,but it didn’t go well,when he arrived at the level 6 Ace was already on the ship,so he decided to go to Marineford with his allies,but for enter he needed the gate open and just thanks to Bon Kuerei’s sacrifice this happened.Luffy was desperate and was keeping to cry with the other men