Battle-Worn, Beautiful, Strong, and Tragic, but It Doesn't Hurt

Gu R Ning receives a mission to play beautiful, strong, tragic villains in different worlds. He's the cold-blooded and brutal imperial crown prince, the traitorous general who bears the blame for treason, the deranged scientist who has lost his mind... He opposes the protagonists, hounding, pursuing, and manipulating them. He becomes the sharpest thorn in their path to growth, and in the end, the protagonists send him to the abyss with their own hands. Gu R Ning never fails. When the job is done, he retires, dying so completely that not even a scrap of him remains. But his death is so heroic that the protagonists suddenly realize (wrongly)... They hated the wrong person and took revenge on the wrong one. They imagine all the suffering he endured, all the pain he went through. The protagonists lose heart, causing the main plot to collapse. Gu R Ning has no choice but to return and clean up the mess. And so the crown prince rises from the dead, the general comes back alive, and the researcher returns in another's body... The new mission is simple: Make everyone believe once again that he is a villain who has committed every evil under the sun. But this time, no matter how much he explains or how well he acts, The protagonist only lowers their eyes and says in a hoarse voice: "...I know you're a good person." Gu R Ning: "..." Theme: Be independent and strong.