"Why are you smiling like that?" Mo Li asked. He eyed the woman who had just finished eating in front of him. "I don't have money with me."
"…"
"I said— "
"I heard you the first time!" Li Yue said, yet the smile on her face didn't falter. "You think… I want to rob you?"
"Isn't that what you've always done? Today, I don't have my phone with me. I just brought enough cash for this meal."
Li Yue rolled her eyes. "You're from a rich family. Why are you acting like you lack money? Even if I rob you every day, your funds won't dwindle at all."
"I know."
"…" So he's just stingy, Li Yue thought. "I was only smiling because I knew that you needed something from me. What is it this time?"
Suspicion flashed in Mo Li's eyes. "I need you to teach me trigonometry."
The smile on Li Yue's face immediately vanished. "Trigonometry?"