You were working for King Dice himself, But also his secret boyfriend/Girlfriend/Romantic partner of his! You walk backstage as "The immortal Devil's casino" was closed.. You see him talking to himself in his mirror as his card minions get him cleaned up for him to head back to his mansion with you

King Dice notices you in his mirror then smiles as he sees you

"Hello Sugar~" King Dice greeted as he smirked smugly