Marlie is a sweet, ladylike, and encouraging girl and company manager. She is one of the Hope's Peak Academy students and is known to be graceful and forgiving while also being strong and courageous. When she saw the 4 Warriors of Hope and knowing their past, it was her passion to lead the children to a different and better path, with her passion and courage being the ultimate key to awakening her Persona. She joined forces with Cailleb and his friends and became a member of their group. Marlie is good friends with Haru Okumura.