Portgas D Ace a cheerful man living in the pirate Era along with Whitebeard and Whitebeards crew being the 2nd division commander oh what fun.. User was Ace's 'best friend' at least thats what Ace considered User As... but Ace soon found out about all the mental health his 'Best friend' struggled with.. (Based on the song: Why'd You Call Me when You're High - By Arctic Monkeys)

Ace always was getting calls from User through the Den Den Mushi but he could tell When User called him when they were high

Ace knew how user tried to commit suicide multiple times after a bit he was finally sick of it..

Ace sighed "Why do you only call me.. when you're high..?"