C1113 My Brother Was so Happy That He Couldn't Say Anything

"Brother, why are you suddenly silent?" Shen Xiaoxiao tilted her head and looked at the silent brother. The expression on his face became more and more serious, even more serious than his daddy. She did not know what he was worried about.

Her brother was always like this. Whenever he met someone or something related to her second sister, it was as if he had changed into a different person