Introduction: 【Everyone Crosses Into LitRPG，Lone Wolf, No unnecessary distractions, Decisive in killing, Bug-level talent】The Myriad Worlds games descend, opening the portal for everyone to cross into these games. However, Su Mubei is cruelly betrayed and left at death's door.Although his life is saved by the Myriad Worlds game, after scanning his current body data, the attribute panel looks dire, and his maximum health is permanently capped at just one point.The only consolation is that his awakened talent isn't bad."Promotion": S-rank exclusive talent skill. It consumes a certain amount of lifespan to permanently promote any skill by one tier, with the highest effect on S-rank skills. (No consumption for the first three uses.)"Any skill?" Su Mubei was slightly stunned, then immediately chose to exploit the bug: "Consecutively promote 'Promotion' three times!"Thus, the greatest bug in the Myriad Worlds game was born."One drop of blood permanently? So what? I am still invincible in the world!"— Su Bug Mubei...