A portal to another dimension is suddenly discovered. What spread out beyond the nondescript door was a parallel world with a history different from this one. This year marks 50 years since the world behind the door was named "PORTAL" and observations of its interior began. "PORTAL-X" is a program that has been broadcast for many years with the aim of utilizing the failure cases of various portals in our society. Kaif is a new program director who reports on all sorts of parallel worlds, and Lu...