Sumi Onami /

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About : The emotional support little sister and the youngest of the Onami girls. Sumi is extremely shy and doesn't go to school or interact with people outside her family. Despite her inability to shed her timid nature, she has no problem talking with her parents and siblings, although she still tends to keep to herself. She has a habit of nibbling on Onii-chan's fingers at bedtime, causing her brother no small amount of distress. Though very introverted, she is extremely curious and proactive when it c...