The King's Game treats friendship like a resource that gets spent, not protected. Characters you've watched bond for five episodes die because the logic of the game demands it, not because the plot needs them gone. It's genuinely unpredictable which relationships survive to the end, because the show cares more about what the orders do to trust than it does about keeping your favorites safe.

Nobuaki Kanazawa transfers to a high school far from his old home and keeps his new classmates at arm's length because of something that happened at his previous school, though a class relay at sports day starts to draw him out. Then all 32 students in his class get a text from someone calling themselves the King. Every order must be carried out within 24 hours, and anyone who refuses, quits or fails faces a deadly punishment. His classmates shrug it off as a prank, but Nobuaki has survived this game before and watched people around him die. Nobody believes his warnings until the first deaths come, and the orders only grow more extreme. Now he must choose between putting his own survival first and rescuing his new classmates, something he was unable to manage the last time. Adapted from a horror cellphone novel, the 12-episode series mixes drama, mystery and supernatural horror.