C456

Seeing Lin Hu's furrowed brows, the gentle Yu dragged her chin and squatted down with a disdainful look on her face, "You are really stupid! "What's so difficult about that?"

What's so hard about that? There seemed to be no way to refute her words, and there was a thoughtful look in her eyes.

"How long have you been learning?"

"I'll understand after one look