Dumbledore would be extremely cautious. He has great wisdom and would understand the implications of such a powerful object. He would likely study it carefully, try to understand its origin and the rules that govern it. He would also be very concerned about the moral and ethical implications for those who use it and those who are affected by it. His main goal would be to keep it out of the wrong hands and to prevent chaos in the wizarding world.
Harry would likely be very conflicted. He has seen a lot of death and has always fought against dark magic. The Death Note's power to kill just by writing a name is something that goes against his values. He would probably try to keep it away from others and might even consider destroying it.
Chapter 23, "Became Trending for Being Scolded", is the clearest early answer because it turns Weibo's situation into a concrete plot event. A useful checkpoint is the way the scene starts with Although Jiang Li exerted very little strength, Jiang Yan instantly...
Chapter 327, "Official Announcement Entering the Circle!", is the clearest early answer because it pushes Xingmei into a new phase or setting. The chapter turns that into something concrete by moving from Three hours later, the shoot was over, and Shen Lan personally picked...
Chapter 160, "The Mushroom-Picking Party of Six", is the clearest early answer because it turns Picking Party's situation into a concrete plot event.
Chapter 97, "Can This Really Be Broadcast?", is the clearest early answer because it turns Jiang Li's situation into a concrete plot event. The chapter turns that into something concrete by moving from Suddenly, Jiang Li's livestream room was packed with people, and the...
Chapter 340, "Seclusion, Growing Yu Generation, Family Banquet, Rapid Development", is the clearest early answer because it turns Xia Chuan's situation into a concrete plot event. A useful checkpoint is the way the scene starts with As the night of the tenth day of September descended, Lu Yang set out... and follows through with Whoever looks up at the Star-picking Hall from below would feel a....
Chapter 417, "The Real Struggle for Survival has Just Begun", is the clearest early answer because it turns Survival's situation into a concrete plot event. The chapter turns that into something concrete by moving from Yu Li glanced at Nina and took the crab leg, eating it slowly and...
Chapter 341, "Whose Child Is Jiang Cheng Really?", is the clearest early answer because it turns Jiang Cheng's situation into a concrete plot event. The chapter gives readers a real answer by opening on Wei Dong glanced at his wife who had followed closely behind and...
Chapter 104, "Hurry up and sign the termination letter, come back to me!", is the clearest early answer because it turns Uncle Zhao's situation into a concrete plot event. Early on, Zhao Lang let out a light chuckle, "Young Master Jiang, don't be....
Chapter 208, "Those Who Commit Many Wrongs Will Destroy Themselves", is the clearest early answer because it turns Sister Li's situation into a concrete plot event. A useful checkpoint is the way the scene starts with Jiang Yan clicked his tongue, "What's this about money?
Chapter 74, "Ordinary People", is the clearest early answer because it turns Jiang Shixu's situation into a concrete plot event. Early on, Having seen Jiang Li's ID before, he knew that this person named.... By the end, The man's phoenix eyes narrowed slightly, he looked at the girl....