The Witches of Adamas summary: Yukinari Satou has an uncommon condition where he ejaculates diamonds, which are extremely valuable. Although he can potentially become extremely wealthy through his orgasmic abilities, there is a catch: every diamond he produces reduces his lifespan by a year. Furthermore, his peculiar situation has attracted the attention of many alluring and enchanting witches who desire his priceless gems, regardless of the harm caused to his health. See Yukinari as he resists their tempting and dangerous advances in this unconventional and daring comedy.