C78 I'm Really Not Your Father

Sheng Sanzhen and Mu Rufeng, sensing Old Mr. Lan's lack of hospitality, were too embarrassed to overstay their welcome and promptly departed. Du Chen, however, remained.

Old Mr. Lan regarded him with a curious eye. "Mr. Du, I understand you can guess my age, but how did you figure out I'm not Mei'er's father?"

The girl next to him, mid-bite into an orange, was taken aback. "Dad