In the Final Class, the Abstract Sister Meets the Yandere Brother

[Without dismantling the original CP, the male protagonist Rex] Pei Jingshu, a contemporary college student, was too excited when she finished writing her graduation thesis, and then became extremely happy and sad, and accidentally traveled to the world of "Ultimate Class 1". Get the check-in system, and you can see your combat power index every time you open your eyes. Once again, Pei Jingshu decided to let herself go, take life and death lightly, and do whatever she wanted to do in this world. When a clear-minded college student meets someone hiding in the corner who is dark and calculating but sensitive and wants attention, what kind of sparks will the two create?