Working as a Tutor in the Ultimate Class 1: the Last Story

This is a story that saves the ending of Ultimate X Dormitory. The female protagonist is fictional and the male protagonist is Ji'an. As a member of the Space-Time Management Bureau, Lin Qi made a huge mistake, allowing Demon Lord Diablo to take advantage of him. She rummaged through the entire archives and concluded that the problem was related to the sudden disappearance of Qian Laiye, the bookmaker, twelve years ago. In order to change the fate of the Twelve Spacetimes, Lin Qi went to the Golden Spacetime alone and stayed at Guava High School as the teacher of the ultimate class, only to find that the golden pen dragon disappeared again. Before Lin Qi could find the golden pen, the Force Judgment Office was opened again, and accidents happened repeatedly to the Ultimate Class. What will be their fate in the end? Please stay tuned...