In a magazine edited by Chisato, Ryoka is active as a novelist. Their encounter dates back to decades ago... when Chisato was still a fledgling editor and took on the new writer, Ryoka. From there, over several decades, Chisato became the editor-in-chief, and Ryoka became a top author. One day, Ryoka decided to make the theme of her next novel 'lesbian'. She immediately contacted Chisato to try and find out the essence of 'lesbian'...
