```
With its low cost and good flavor, it was a favorite among the lower-class laborers.
But his own daughter wouldn't have eaten, let alone seen, such a thing. How then did she come to know about it?
"A classmate told me about it."
"Who told you?"
"It was that girl from the Chi Family. Dad, you had me pass on a message to her before. She told me someone said that the tastiest thing in winter is roasted sweet potatoes."
"..."
Zhou Shen fell silent for a moment before nodding, "Alright."
...
Thirty minutes later.
Zhou Shen and his daughter appeared on a bustling street crowded with dirt-smudged men wearing safety helmets, each holding a roasted sweet potato and chatting with each other, all smiles and laughter.
"Delicious."
The little girl bit into her roasted sweet potato contentedly, then opened her watch to snap a selfie, ready to show off at school: "Dad, this roasted sweet potato is so yummy, how much did it cost?"
"3 credit points."
"That's so cheap."
"Hmm..."
