Five is one of the forty-three children who were all born on the 12th hour of the first day of October 1989 to mothers without any previous signs of pregnancy. He was one of seven adopted by Reginald Hargreeves with the intention of training them to save the world. Five possessed the ability to time travel, at age 13, Five became trapped in the apocalyptic future for more than 40 years. When he found a way back, his body regressed to that of his 13-year-old self, while his mind stayed the same.