Biochemist in the Black Organization. She was married to [Atsushi Miyano](https://anilist.co/character/145172) and had two children, [Shiho Miyano](https://anilist.co/character/1743) and [Akemi Miyano](https://anilist.co/character/30343). Together she and Atsushi started the APTX 4869 research according to [Vermouth](https://anilist.co/character/6307). Both Elena and Atsushi died during a research facility fire that Pisco called an accident. Later the project was taken over by her daughter Shiho.
