"What Composes Half of My DNA" The story revolves around Mori I Asuka, a high-achieving and beautiful high school girl with a slightly mysterious aura, and her mother, Mori I Ayako. They appear to be an ordinary mother-daughter pair from any angle, but in reality, Asuka harbors feelings for her mother that go beyond familial love. Why is it wrong to love a relative? What is the difference between familial love and romantic love? This is a pure love story that depicts the protagonist's struggle between two emotions directed towards her biological mother.