17 year old Cara Thomas is just a teenage Brit with a dark past. Her mother passed away when she was young, leaving her to take care of her dad who suffers with Schizophrenia. When she returns home from school one day, in a mass of trouble, when a young lady - only going by the name of Lancelot appears and tells Cara about Kingsman and namely, her mother. Cara agrees to attempt to become the new Galahad, but distracting her is none other than Agent Eggsy Unwin. Will she crack under the pressure or will she become the new Galahad? {Eggsy x Reader}