Both of the MC's mother's really? if the list to pick from is so scant so far and aside from these two the rest are 6 years old or so....it's too soon for this list..too soon.
DD4= Douluo Dalu 4. Currently with 96 chaps on qidian. But honestly, DD1, DD2, DD3 will take decades to be translated.
Nope Nana is his mother, Nan Cheng is his foster mother, Le Qingling is his dad's broker, just 2 girls Ye Lingtong and Dong Qianqiu like him now