Finding traces

"I will give you a fish," said Yu Dong, hoping that the cat would be able to hear her over all that meowing that he was doing. "A fish as big as you." 

Fortunately, the cat stopped meowing as he looked up at Yu Dong. His bright yellow eyes flickered and he meowed once again, "Two. Then we will have a deal. You need to pay for my services as well." 

Just what kind of places was this cat even visiting, Yu Dong thought in her head with a worried and helpless expression as she nodded and agreed. "Alright two it is." 

However, the cat didn't move, instead, he seemed to be waiting for something. 

"What is it?" Yu Dong asked with a frown. Why was this cat not moving? Shouldn't he show her where the woman was hiding now? 

"Meow (Advance payment)," said the cat with a lick of his lips. 

Yu Dong: "…"