Kato (Ryo Narita) is an up-and-coming scriptwriter in the middle of a severe slump. He submits ideas for potential movies but makes no headway whatsoever, and spends his days downhearted and distressed. When he heads out to buy “Weredog,” food for his lover’s beloved pooch Cerberus, one thing leads to another and he stumbles into “Ideal Mart,” a convenience store where he can find everything his heart desires. There, he encounters a mysterious married woman named Keiko (Atsuko Maeda), who gets his creative juices flowing again, but... Outstandingly talented filmmaker Satoshi Miki unleashes his stunning originality in this somewhat otherworldly adventure!