After Wearing It, I Shocked the Whole World

System: [Dear, welcome to your My Mission System. Congratulations on becoming the resident MC of this system. As long as you collect the eight puzzle pieces, you can retrieve your lost memory and leave here. Ruan Jing listened to the system's thoughts and found that it was unfair enough that he was killed. After waking up, he had to continue completing tasks. Ruan Jing: Where is my 40-meter-long sword? A system full of expectations: [Dear, I am customer service number one. You can give me a cool and exciting new name. Ruan Jing smiled coolly, "I've thought of a name, and I'll call you: Dead Ghost from now on." System: [...] This young lady is really too much! Shedding a handful of bitter tears for her future!