The Heroine and Villainess are Pregnant. What's Going On?

Ling Ye transmigrated to a Xuanhuan novel world. As a hidden expert, he kept a low profile throughout the book.Towards the end of the story, the heroine and villainess would have had a duel.However, because both were pregnant, the duel had to be cancelled.Not only were they both pregnant at the same time, but they also gave birth to a child together.There was a lot of curiosity about who both children’s fathers were.It wasn’t until one day that they uncovered Ling Ye as the children’s father.It was the same person?The world was stunned at this moment!Ling Ye who held the Imperial Princess in arms and had been married to her, began to contemplate…Imperial Princess: “What are you looking at? Why don’t you take them all? But first, I’m the elder sister.”Ling Ye: “Really?… You’ll let me take them all?”