Reborn: Raising a Prince into an Emperor

After rebirth, Song Shihuan adopts Song Yu as her father. She assists him in managing affairs, eliminating spies, and demonstrates her wisdom at the girls' school. Influenced by her, Song Yu changes his habits, investigates corruption, and resolves his grudge against the Eastern Palace. After neutralizing the Eastern Palace's plot, Song Yu secures evidence to bring them down. Upon ascending the throne, he enfeoffs Song Shihuan as the Princess Who Guards the Nation.