"Why do you think it was Melanie?" Rebecca asked casually.

"Look at this picture!" The girl approached Rebecca with a friendly smile, pulled out her phone, and showed her the photo. "This is definitely Melanie's signature technique of acupuncture!"

"Plus, look at the needles—they're marked with an 'M'!"

Rebecca examined the photo. Indeed, Melanie's technique was unique—anyone familiar with her work could recognize it instantly.

She wondered how these people would ...