Save the World and a Beginner's Guide?

Everyone has ideals when they were young. Some people want to be teachers, some want to be scientists, and some want to be rich. Gao Ge's dream is very simple: save the world once, and then lie in the arms of a gentle big sister and cry about his vulnerability—— Then he was hit on the head by a ** "Which street kid wrote it? Oh? A beginner's guide to saving the world. What makes me Kangkang special..." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.