Delta Alpha Team: Hyo Joo Seo

Hyo Joo Seo is Dae Young Seo's little sister and they had a falling out when she was 15. She ran away from home and like sun on a cloudy day she vanished. She hasn't seen or spoken to her family in 10 years and she unknowingly followed in the foot steps of her brother. She is the Captain of the Delta Alpha Special Forces team. They work for the UN and for the Korean Army. They are only dispatched if Alpha or Delta teams cant handle it. No one knows much about the group of 4 but they always have their faces hidden. One day a event with a thief has her running into her brother and Shi Jin. This is the first in the series of Delta Alpha Team.