Amy Limietta serves as an officer aboard the Arthra, an administrative bureau sailing force vessel. Her duties encompass communications, research, and intelligence gathering. She acts as assistant to Chrono Harlaown during the original series timeline. Within this continuity, she is 14 years old, holding the roles of Executive Officer Assistant and Communication Operator, managing communications, conducting research, and gathering intelligence data. Her close friendship with Chrono originated during their school years before their Arthra assignment. Following the first season's events, she forms a significant bond with Fate Testarossa, who sees her as an older sister. By the time of StrikerS, Amy and Chrono are married, leading to her legal name change to Amy Harlaown; they have twin children, a boy and a girl. In the movie continuity, specifically during the events of Reflection (summer 0067), she holds the position of Branch Manager Assistant at the Time-Space Administration Bureau's temporary branch office on Earth. In The MOVIE 1st, she appears in a minor role consistent with her original series duties. Within alternate continuities like the INNOCENT manga and Brave Duel game, Amy works as a shop assistant at Hobby Shop T&H, a store co-owned by Precia Testarossa and Lindy Harlaown. She also serves as a commentator for the in-universe game Brave Duel. While not competing herself, she possesses a personal Midchilda-style card within the game's system.