C1415 Still Not Giving Up?

"Yan Xiaoxiao is indeed exceptionally clever," Lee Luo's apparition commented with a nod of approval as he glanced at her. "The Impregnable Realm has not only sealed your escape route but also cut off the spiritual power within the cave. You're free to keep using arcane techniques to break the formation, but as you do, your spiritual power will deplete without a chance for recovery