Li Xuan's eyes lit up: "Well then, you go about your business! I'll come back in three days."
He had previously asked the Chief of Jigong Tower, and he didn't need to be on duty for the next three days, he was given another three-day vacation.
Since he didn't need to be on duty, then this 'Fumo Vajra' was useless to him.
"Ah, I noticed earlier that there's some space beneath the 'Fumo Vajra's' knee. Although the space is small, it would be a waste not to use it."
Just as Li Xuan was about to leave, he remembered something, turned back and pointed to the knee of the 'Fumo Vajra': "Can I add a hidden weapon here, one with greater power, something more ruthless?"
"Add a hidden weapon here?"