Time Travel HP: the Butterfly Effect

This is a story called "Salvation". Everything that is inconsistent with the original work or changes the settings of the original work are all private settings. Those who pay attention to the party and be loyal to the original work can avoid lightning. As a time traveler, Chris naturally knows most of the plot. Since God has given her such an opportunity, she is willing to pick up the magic wand and try to change all the difficulties she once had. "I have a gourd of wine to soothe the wind and dust." I hope that the small butterfly effect brought about by her can inspire new hope in the entire magical world. The male protagonist Theodore. The original heroine is a non-traditional Slytherin, with a lot of inner drama. She is a baby when she travels to the magical world, retaining her pre-travel memories. Under certain circumstances, she will follow pure-blood family etiquette. In fact, she is essentially a happy-go-lucky character with a slow-burning relationship. In the early stage, the heroine will have a close relationship with Draco, her best friend. Basically, the official allocation will not be dismantled. The system will be included later. Above, you can protect yourself from lightning.