"Upstairs, I'll hang up first, you call back later." Mr. Roberts felt that his son was a bit unusual, and after hanging up, he immediately went upstairs. "Leonard. How is Aaron?" Mrs. Roberts asked about Aaron's condition as soon as she heard that her son was there. "Aaron is recovering very well, Mom, maybe Aaron is my biological son. Don't you find it strange?" Leonard wanted to take advantage of this to probe her thoughts a bit. Sure enough, the other end of the line was silent as if thinking about something. "If Aaron is my biological nephew, wouldn't that be great? But who is his mother?" Leonard also didn't feel anything unusual about his mother, so he changed the subject and asked back: "Mom, am I not your child?" Mrs. Roberts was surprised by this unexpected question: "Leonard

