有了关心，你就有了生活的欢乐和悲伤，有了无怨无悔的多彩岁月。忧虑是一杯随着时间而变得更加芬芳的甘露。烦恼是一朵彩色的祥云，萦绕在你的脑海，迷醉你的心，开出一朵心花。忧虑是人们最珍贵的情感 In the future, humans are divided into Sex Negatives and Sex Positives. The negatives get sick if they have sex so they go to Cafe Flesh to see positives who are forced to perform on stage for the negatives. Lana is a positive who everyone thinks is a negative and she must decide whether to e clean or not.