Succubus Stayed is the main protagonist of the anime series 'Succubus Stayed Life.' As a succubus, she struggles to adapt to human society after deciding to leave her home in the demon realm. Succubus is portrayed as charming yet awkward, often finding herself in humorous and heartfelt situations as she learns about friendship, love, and daily life among humans. Her journey is central to the series, and her growth and relationships drive the story forward.