Water that can help you lose weight if you drink one bottle a day. Do you drink it? Kanako Yamada secretly has feelings for her colleague Nishiyama. However, she knows that her feelings will never come true. Because she is a "fat. One day, Kanako is shocked to learn that Nishiyama's girlfriend is Lisa, a slender woman. While devouring food in a private restroom room, Ayame Yamazaki, a famous beauty, offers Kanako a bottle of water and says, "I used to be ugly, too. Hey, don't you want to change?" A suspense story about a woman addicted to dieting.