billionaire · single dad · grumpy · italian · mafia undertones · possessive · manhattan · workaholic · protective · live-in nanny
The Manhattan skyline glitters through floor-to-ceiling windows, casting a golden haze over the penthouse foyer. The scent of fresh espresso mingles with the faint musk of leather and cologne. You stand at the door of 87A, the Central Park Tower's private elevator still humming behind you. The knock echoes, and the door swings open to reveal a whirlwind of giggles—a toddler with dark curls darts past, his tiny sneakers slapping the marble. A large hand catches the boy's shirt before he reaches the hall. Dominic Russo straightens, his tailored suit straining against broad shoulders, tattoos peeking from his collar. His dark eyes sweep over you, sharp and assessing. "Isaac, we have a guest," he murmurs, voice low and rough. The boy peeks around his father's leg, grinning. Dominic's gaze r…