Alpha Force is a series of novels written by Chris Ryan, formerly of the Special Air Service. The books are adventure novels aimed at teenagers. The eponymous Alpha Force are a group of five teenagers with unique talents, skills and personalities who were shipwrecked together in the first book, Survival, and after being forced to work together as a team, created strong friendships with each other. Every school holiday they meet up to complete different challenges to test all of their skills but always manage to get sucked into fighting wrongdoing because of their talents and inability to let injustice go unpunished. Characters Alpha Force, the series' protagonists. The name originating from the initial letters of the members' first names, it consists of the five main characters in the series, all in their teenage years. Hex had come up with the name in the first book, Survival, both in reference to the connection with the members' names, as well as the fact that "Alpha" is the first letter in the Ancient Greek alphabet, and indicates a new beginning. Alex is a survival expert from Northumberland. He is described as being tall with long, gangly limbs. He has floppy blonde hair and grey eyes. His eyes are described as grey until the middle of the series, then they are described as blue. He was taught about surviving in different situations by his father who is a member of the SAS. Despite being rejected from the Army in Red Centre, he still has hopes of following in his father's footsteps. He rarely becomes agitated with people and he always tries to find a logical solution to a situation. He always carries the survival tin that his father gave him and is very attached to it. He is nominated mostly as a team leader by the other four characters, due to his survival skills and experience in the treacherous conditions which he routinely faces. Alex never mentions his family apart from his father, who he helped in Rat Catcher, and his mother; because of this, it is assumed that Alex is an only child. Li is Anglo-Chinese, and a martial arts expert. Li is described as petite with long, silky black hair that she often ties in a braid. With her parents being zoologists, she knows a lot about nature and animals in particular. She constantly wants to prove herself and is caring