My Possessive Tyrant

How does it feel to be the one who is digging your own grave? That was exactly what Thun got to experience when he got transmigrated to the yaoi novel he wrote. He was transmigrated into the body of the Crown Prince's closest aide, Trin, who was supposed to die before the plot expanded. His transmigration made a huge twist in the story, leading the plot to the way he never imagined.