One stone stirs up a thousand waves

call out!
A pea-sized stone shot out from Rocco Flanders's hand and hit Brother Liu on the forehead with a clang.
Brother Liu, who was grinning lewdly as the man attacked his chest, was completely unprepared. He felt a buzzing sound in his head and his body flew backwards instantly.
His expression changed again and again in mid-air.
Joking, surprise, fear, anger!
Brother Liu never dreamed that he would be knocked away by a punch from this weak woman?
impossible!
Is she...