C139 What bad idea?

What kind of bad idea is this?

This name, Ah Fei, was so sweet and greasy that it caused Yuwen Fei's heart to tremble.

Yuwen Fei's face stiffened for a moment, he looked at Huai Jin with a blank expression: "What did you call me?"

Huai Jin smiled at him as she took a step forward and raised her sleeves to support Yuwen Fei's shoulder