Responses
He did. In the novel he'd visit the concubine's quarters once a week or something to fulfill his "duty" as a husband. He didn't want to treat them like other husbands treat their wife so he focused on treating them well and fairly. (spoiler below)
SPOILER
It was phantom pregnancy however so she wasn't really pregnant. But another concubine of his did conceive his child from the novel.
BITCH TO WHO
I KNOW HIS ASS DIDNT SLEEP WITH U