Alysa Liu together with her siblings a 9-year-old sister and 8-year-old triplets were conceived through anonymous egg donors and surrogate mothers. Liu once said in an interview that he was the mom and the dad and all that Alysa needs.
During an interview, Arthur revealed that Alysa started asking questions about her familial background at an early age. She would ask why she looked different not like a Chinese. He said that as she grew she began asking detailed questions and Liu had to explain to her that she has a biological mother and a surrogate mother.