"Besides, she was relaxed the entire time. She didn't seem nervous at all, and she even wore a smile from time to time."
Could someone like that really have been lying the whole time?
Hearing this, Su Qiao yawned and turned her head. "She was fake-smiling."
"When someone smiles sincerely, the corners of their mouth turn upward, their eyes narrow slightly, their zygomaticus major and orbicularis oculi muscles contract at the same time, faint wrinkles appear at the corners of their eyes, and their eyebrows tilt slightly. None of these reactions are under conscious control."
"Usually, to tell whether a smile is genuine or fake, all you have to do is cover everything below the eyes with a sheet of paper and compare the two. If you don't believe me, you can try it yourselves."
"Of course, you have to exclude certain abnormal people with exceptionally strong mental fortitude who are extremely good at disguising themselves."
Some people deceived others while pretending to be someone they weren't, and would even deceive themselves in the process, so it was impossible to easily spot anything amiss.
But Gu Xue clearly hadn't reached that level yet.
"So there's so much to learn about a smile." Little Li was amazed.
Perhaps Liu Dong and Liu Liu might have suspected Su Qiao, but deep down, he had never doubted her professional ability.
Su Qiao continued, "As for her steady gaze—never wavering and never avoiding our eyes—there are only two possibilities."
"What are they?" Little Li was extremely curious, and Liu Dong and Liu Liu were no exception.
"First, aside from being jealous of Xia Xiaolin, she wasn't lying about anything else. Second, she has an extremely strong mental constitution and had already prepared herself to deal with us."
Su Qiao leaned more toward the second