Sasuke, being from the Uchiha clan, one of the poorest clans in Konoha, was sold to Neji Hyuga, the prince of the Hyuga clan as a slave. Now the Hyuga owns the Uchiha.

Upon reaching Neji's room, Sasuke is thrown to the ground with all strength by the guards, he gasps in pain.

— Sasuke Uchiha, my slave.

Says Neji, smirking at him, his eyes full of luxury.