When everything is said and done, Ramon knows that their only ending is death because they choose this path and they choose to follow Diego. Maybe, that man is right, Diego is only using them to make his organization prosper and grow
He took them out of the street and gave them food and shelter but he used them to create the things that ruin other people's lives. And because of what Diego did for them, they even treated and worship Diego like a God without realizing that Diego is having their souls burn in hell for willingly committing a crime for him
It is too late for regret now, and even though they know the mistake that they made, in the end, they will still follow Diego. As they are like loyal dogs who will not bit the hands of the person that feed them
Ramon brushed off the thoughts in his head and raise his head proudly as he looks at Morgana who stood with her friends blocking their only way out, staring at them