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"The treasure in my hand," I began, "is a novelty I contrived during a retreat. Its sole function is to detect lies.
"Should the person being tested lie, the sphere will flash red light."
Having said that, Li Ping'an held the sphere in his left hand and presented it before an elderly Heavenly Immortal of the Zhao family, asking with a smile, "May I have your name?"
This person remained composed and replied with a bow, "My lord, my unworthy name is Zhao Wanyuan."
The sphere flashed green.
Li Ping'an asked, "Have you ever committed acts of treachery or corruption?"
"My lord, following my great grandfather's teachings, I have never committed such misdeeds!"
Hum, hum!
The sphere shone red and vibrated intensely.
Li Ping'an and the elder from the Zhao family frowned at the same time.
"Oh ho!"