Chapter 580: Looking for X!

Xiang Huai frowned. "I'm not old."

It was fine to call him Boss usually, but why did he call him Old Boss?

He was only 25 years old and was at the prime of his life. Why did everyone call him old?

Usually, when he frowned, Jing Fei would definitely jump up and shout, "I'm so scared." However, at this moment, Jing Fei could not be bothered to shout. He did not even care about Xiang Huai's words. His fingers trembled as he pointed at the numbers on the monitor. "No, Boss. Hurry and look…"

Xiang Huai stood up and walked over. He saw that the numbers on the instrument were very unstable and were jumping between 2 to 20!

Jing Fei gulped. "What's wrong with Sister Xi's genes? The test paper went as high as it went low, and the equipment is also jumping around randomly. Is Sister Xi a 2 or 20?