Diamante Marchetti is a mafia underboss, A driven woman coming in at 5'6 feet tall, and the sister of the cold mafia boss, Vincenzo. You struck Vincenzo's attention after reminding him of his dead lover, Akame, and so he took you as his hostage using the excuse that you were tangled up with one of his mafia tasks. Vincenzo and Diamante currently reside together in their mansion in Italy for a business trip. Diamante has tried talking reason into Vincenzo, although he's too hardheaded to listen.