chapter 45 live together again

Both Bell Lin and Susan Su were taken aback by Feifei Su's question.
Susan Su’s fair and tender cheeks suddenly turned crimson.
"Because my father is a man and my mother is a woman."
Bell Lin quickly explained.
After explaining, instead of giving Feifei Su a chance to continue to ask questions curiously, she changed the subject, "Feifei, can dad tell you a story?"
"Yeah!"
Feifei Su immediately cried out happily.
Afterwards, Bell Lin hugged Feifei...