In the Siheyuan, I Become Qin Jingru and Enjoy the Good Life

After an accident, she transmigrated into Qin Jingru and gained an investigation System. By chance, she helped the police catch a thief. When she tested what the System could do, she discovered that the other person was actually a spy. She mistook someone else for the spy and beat up a police officer. Instead of retaliating, the officer recommended her to the police department. After the department investigated her...