Sure Enough, My Memory Was Erased Again

He Di traveled through time and obtained a saint living system. However, the process of saving the world went smoothly, but he always felt that something was wrong. … He Di: "System, why do I always feel very tired for no reason recently, my memory always feels out of sync, and I sleep all day long? Is it a sequelae of time travel?" That's right. He Di: "Then, system, why did I complete the task after I slept?" Seeing that you are too tired, I will help you complete the task and improve your performance. You're welcome. He Di: "But, the mission reward was not given to me?" … He Di: "?" Memory wiper initiated... He Di: "?!!" Note: This is a story where the protagonist and the system help each other. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.