C868 No Last Name

"What flaws?" Yun Xiuqing asked curiously.

The strict voice continued in a low voice, "All formulas used to concoct a pregnancy pill are used to recuperate the body. The so-called secret technique is just a aphrodisiac added to the body formula. If the male formula fails, then adding anything else is useless."

Yun Xiuqing nodded. "Strictly speaking, I can not only get one person pregnant