An Yan, who was originally a high school student, was addicted to reading novels during the holidays, but was struck by lightning during a thunderstorm and accidentally traveled into the book. Inexplicably, she became Chu Weixi, the evil sister of the original heroine. When she traveled through time in the book, she just wanted to stay away from the male and female protagonists and find a quiet place to live a good life, so as not to become cannon fodder seeking death. But why did the cute boy she desperately saved turn out to be a lonely, cruel, arrogant and sinister wolf monster? This big bad wolf actually regarded her as his own and was ready to eat her clean at any time. And his identity is actually... She has always been proud and will not give in to fate. She must change Chu Weixi's fate of being cannon fodder, and train this big wild wolf into a little wolf dog!