C41 Means

What do you mean by look at how calm and collected Boss Yan was? You can deduce that Boss Yan didn't mean anything to this woman, but this woman was so sure that her child was from Boss Yan, it showed that there was a tortuous love story behind it.

When Boss Yan fell in love with a certain beautiful girl, he wanted to woo her. Thus, he asked her about his lover's preferences from her good friend