Bigger
Xanxus stared intently at Mizuki as she walked into the living room. Blinking, she stared back as she walked to the coffee table, picking up a magazine. His eyes trained on the bounce of her chest as she walked. "What's wrong, Xanxus?"
"When the fuck did you get such huge tits?"
When Reborn and Tsuna returned from grocery shopping with Mama, Xanxus was face down on the ground, a large lump on the back of his head, and Mizuki was happily humming as she flipped through a magazine, sitting right on Xanxus's back.