The series revolves around Ted Mosby narrating the story of how he met Tracy McConnell to his children. While living in New York City and working as an architect, the narrative deals with his best friends, including the long-lasting couple Marshall Eriksen and Lily Aldrin, the eccentric, womanizer-playboy Barney Stinson and news anchor Robin Scherbatsky. The series explores many storylines, including a love triangle between Robin, Ted, and Barney; Marshall and Lily's relationship; as well as the careers of the characters.