Lu Yibai once deceived his friend, and one day he met that person again, but he didn't know that the person had secretly exposed his fangs.
Lu Yibai: I'm sorry for what happened...
He Moqing: What then?
Lu Yibai: Shall I compensate you?
He Moqing: Okay, I'm recording.
... One day later, Lu Yibai felt extremely regretful while listening to the recording.
Purpose: To be an honest person