The Black King has always been a mysterious and abnormal existence. People who have met her say that she is both average and terrifying. No one would have thought that such a guy would actually go crazy to find the Colorless King and swear to annihilate him because the Silver King (her friend) was occupied by the Colorless King (which is strange, because both of them want to destroy the world~). There is also a small surprise in this, that is Fushimi Saruhiko, her ex-boyfriend. However, when they met again, the Black King forgot about him, so Fushimi Saruhiko's long history of chasing his wife began~
... I still remember waiting and watching, but...