The book of Morality

This story is about Li yu, an ordinary girl who living in the world to pursue the purpose of life but feeling deject and end up stop because the cruel reality she need to face. Then after a listless night, she enter a dream and bound to the book of morality. System: congrats, now you are the new user and have the right and obligation to do righteousness Li yu: what kind of joke is this O_o Why I get this kind of book when others have cheat like system in those system novel I usually read... System: hmm don't worry, I will help to remind the user because if not the user will be punish (smirk) Li yu: No, I refuse... (Why I suddenly get a chill feeling in this hot summer) System: loading the user request... Ding.. Congratulations the user get a special reward and will take a free exercise from system start from 5. 4. 3. 2. 1... Li Yu : Oh nooooo Σ( ° △ °|||)︴Whyyyyy...