Rutsu is content with her life. She has a budding career as a novelist and a functional relationship with her boyfriend/editor, Ryuuji. However, when she meets Tamaki, a lesbian fan of her work who sees homoerotic subtext in her writing, Rutsu is forced to reconsider her sexuality and what she wants from life. Indigo Blue is a Girls Love Josei manga by Ebine Yamaji.