Loid Forger, also known by his codename "Twilight," is the main protagonist of the anime and manga series Spy x Family. He is a highly skilled secret agent working for the nation of Westalis. Assigned to Operation Strix, his mission is to infiltrate an elite school to get close to a political target. To accomplish this, Loid adopts the identity of Loid Forger and forms a fake family, including a wife, Yor, and an adopted daughter, Anya. Throughout the series, he balances his secretive espionage work with the challenges of family life, often finding himself in humorous and heartwarming situations. Despite his initial focus on the mission, Loid begins to genuinely care for his new family, making him a complex and captivating character.