Rui is the leader of Team Hiragi who attended the same middle school as Kaito and Tooru. He has always wanted to surpass Kaito even at a young age. Though he is kind, he is very confident in his and his team's skills, claiming not to see Team Otori as threats. He is childhood friends with Eigo, and they were often called "Princess" and "Knight". (Source: Wiki)
She was left for dead after the brutal murder of all members of her family, Henrietta is the newest addition to the Agency. She was assaulted repeatedly next to the dead bodies all night, which had inflicted psychological trauma to her, making her suicidal. Her struggle is the most developed of all the girls as she adjusts to her new life. Henrietta's favorite activity is to spend time with her handler, Jose`. Whenever Jose seems to turn his attention to other women (including the other cyborgs of the SWA), Henrietta becomes slightly jealous. This is due to Henrietta's strong romantic feelings for him, as a result of her faint conditioning and the care he gives her.
The nurse who take care of Haruka when she in the hospital. She's a good person and realize the gap between Haruka and Takayuki. She once supported Takayuki when they coincidentally met at the street.
Although being friends with Takayuki, Haruka and Mitsuki in high school, he drifts off from the group after graduation. However, he becomes an important character towards the end of the series. He sometimes presents a counter-balance to the drama of the rest of the characters, as his relationship with his girlfriend (who remains off-screen) seems to be going well. (Source: Wikipedia)