C4145 Let it be as it is

"Sis, you agreed. You agreed so quickly?" Wu Linlin laughed and said.

"Of course, you don't even agree to such a small request. Do you even know how to call me Big Sis? " Wu Youyou joked.

"Sis, look at what you're saying, how can I not call you Sis?" Hehe... "But, Sis, I still have to thank you." Wu Linlin laughed and said: "In the future, I feel that I still need a lot of your help