C251 Stretching Exercise

251. Stretching

Around 3 in the afternoon, Kang Yushuang finished his work.

"Dr Kang, thank you so much." The team leader shook hands and greeted him, "Don't worry, I'll definitely call your account in three days."

"Leader!" Something has happened! " As the two of them were talking, a middle-aged man ran up from behind them. "There's a fight going on behind us, we can't stop it