Awakening to Stay up Late System, I Am Already Invincible

[Explosive start + funny + system + invincibility + loli + single female protagonist? Zhao Junqing opened his eyes and found that he was back in the academy. A magical staying up late system has also been bound to him. Stay up late to get stay-up points, and you can get additional rewards for completing tasks or staying up all night. [Staying up for one hour for the first time will earn you 20 points of staying up late] [After surviving a whole night for the first time, you will gain 50 staying up points and unlock the first-level ability "Sleep"] [The first time you stay up all night for a day, you will get 200 staying up points and unlock the title "Sleepless One"] … While other students were still asking their instructors for advice on how to use their abilities, Zhao Junqing had already begun to establish a position comparable to that of the academy. Dimensional rifts open and worlds meet. While other students were still frightened, Zhao Junqing had already killed his way through the opposite world. … Looking at the trembling seventh-level powerhouses in front of him, the sleepy young man with dark circles under his eyes just yawned. "Let's play a game..."