Gary (Eggsy) Unwin and Charlotte (Lottie) O'Connor have been best friends since they were kids. Lottie's been there for Eggsy through everything, from his father's death to his mother's first abusive boyfriend. But she has problems of her own, she lives with her abusive father and when Eggsy disappears after he gets in trouble with his stepfather Lottie has no one to protect her. And when Eggsy suddenly reappears and Lottie discovers where he's been, her whole life flips upside-down. Based on Kingsman: The Secret Service Eggsy Unwin x OC