The Princess Is Reborn, I Am the Great Aunt and Grandma

Once he was kidnapped, it was actually fifty years before he returned to the imperial city again. Just when Xiao Wan was confused about the situation, he was told that his most beloved nephew Xiao Renyu was about to be beheaded, and the order was the current emperor, Xiao Wan's brother, and Xiao Renyu's father... Father and son fight each other, uncle and nephew fight...