C567 Xiao Yu's Reminder

"But my brain is already very good, a little better than Mommy's." Lanlan argued and stared at the coffee in front of Lan Qin. He did not care about the juice in front of him.

"No matter how good your brain is, you are still a child. When will you become an adult?" Lanlan looked at Lanlan who was frowning and looking at his coffee and said helplessly.

"Humph