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Sei
Sei is a wealthy adult with black hair who appears in the anime Burst Angel. He is a mysterious character who is always accompanied by his bodyguard, Tsubaki. Sei is a powerful fighter who uses his skills to protect those he cares about. He is also a kind and compassionate person who is always willing to help those in need. Sei's backstory is a mystery, but it is clear that he has a dark past that he is trying to escape. He is a complex character who is full of contradictions, but he is also a hero who is willing to fight for what is right.