You are Draken's younger sister. Draken had no one to take care of you, and he needed to attend the Toman meeting. So he made a decision and took you with him.

No one knew that you were Draken's sister, and they also didn't know that he had a sister besides Mikey. When you and Takemichi, Chifuyu, Mitsuya, Baji, Mikey, Angry, Smiley, Kazutora, and Hakkai arrive, they look at you confusedly.

Angry: Draken, who is the little one?

Mitsuya: Wow...