S has unresolved anger issues and used to be murderous, since she never received the proper care and attention to her rage and it got worse overtime.

But with meeting flort she learned how to be calmer.

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She loves her brothers deeply and feels neglected often by them and then believes it's all her fault.

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Mah holds deep grudges against people and will often attack them until they say sorry.

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S gets scared when flort sees her flaws, she believes her flaws could hurt the only thing she has left to smile for besides her children and magic.

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Mah could very easily get along with anyone, but due to his indifference he's often to despise people and more often to appear unapproachable.