What Should I Do If I Raise a Giant Gold-Eating Beast?

Lu Lingwei picked up a system, thinking that she would reach the peak of her life from then on. It's so naive to think about it. What good things can you get for free? This Tongzi is like a bottomless pit that swallows gold. It is not used at the critical moment. I am so angry that I want to smash this Tongzi! ... No, we are still very useful, but... Tongzi argued loudly, and his voice became smaller and smaller under the calm (ferocious) eyes of a certain woman.