Young woman Haruko Ichiboshi has been diagnosed with cancer at a young age. Despite her weakening body, her sexual desires continue to grow stronger day by day. She spends her days having sex with fellow cancer patients, random men she meets, or even female friends. She exhausts every last drop of life's light through nonstop sexual encounters. "Dying isn't scary at all. Since we won't live forever anyway, let's enjoy ourselves as much as possible before we go." This is the record of her passionate and sensual journey towards death. Note that the contents may vary depending on the recording method used.