Su Mu, frustrated at work, unexpectedly encounters the mysterious game Global Job Change, and is actually able to remotely control the heavily ridiculed F-rank assassin girl Xiao Yu'er inside the game. Under Su Mu's exquisite operation, Xiao Yu'er breaks the occupational limit time and time again, counterattacking from a ridiculed good-for-nothing into a legend in examination halls and battlefields. At the same time, Su Mu also regains his real-world courage due to this wonderful connection, redefining the direction of his life and welcoming a career turning point. Two worlds, two lonely hearts, illuminate each other in an invisible force. What truly changes fate is not heavenly external power, but the determination to choose to stand up yourself after being awakened!