Kalume Ungara was the son of the president of Liberia.
He was on the cover of Vanity Fair. He funded his illegal weapon operation using diamonds.
In "Girl's Best Friend" Alex and Jaden were sent on an operation to stop a sale of his new nerve toxin. He develops his weapons in his laboratory under his house in Geneva. They were sent to his house to a party as the fashion models. He wanted to sell diamonds laced with nerve toxin to Anya Vimer. He tested it on his father's bodyguard, Edgar. He planted diamonds in the conference room to kill his father and everybody else in the room so that nobody can know who the target was. Jaden and Alex tried to stop him. Jaden killed him.