Misaki is the fifth child and third youngest daughter from the Sakurada family, with a twin brother named Haruka. There are strong indications that she has romantic feelings for him. Misaki possesses the power to create up to seven copies of herself, each representing one of the Seven Deadly Sins. Each clone excels in specific areas, which can make Misaki feel unremarkable compared to them since she does not have any particular strengths.
She becomes the student council president of her middle school.