Mission: Find and Kill NPC Wang Mengyao and Reward 50,000 Gold Coins! I Became an NPC for Gamers

I am an NPC in a killing game with a huge bounty on my head. ​But I didn't know at first. Until many strange things happened, such as those people who suddenly appeared in the carriage out of thin air, such as the killer's indiscriminate massacre once an hour, such as the names of players that appeared inexplicably above their heads. For example, in their taskbar, my name is enlarged and highlighted in red. "Reward mission: Find and kill NPC Wang Mengyao, reward 50,000 gold coins."