Harry Potter and the Virtue of Miss Potter

『HP + Gryphon House + Harry's sister + Snape's "concern" + time travel + system + cheat code + beloved by the group + influences the plot』 (Don't force yourself to read if you don't like it! Forcing yourself to do something you don't like will make you unhappy!) (The plot or characters may be changed in the work; feel free to mention if you disagree.) Wu Mu, a 13-year-old middle school student in the 21st century, is a Harry Potter fan who accidentally travels to the magical world of Harry Potter. Dumbledore: A humorous and witty girl, and also very talented. Harry: In terms of magical abilities, you might not need me to care too much, but you often cause trouble, so I have to care more about you. Hermione: I really suspect that you, as my friend, are also secretly...