Ruiko Kirigaya

Ruiko Kirigaya, also known by her codename "Seruya", is the main protagonist of A Certain Ambiguous Assassin. She is a 19-year-old esper living in a country known as the United Federation, a world superpower dominated by the monopolic Hassan family.

Seruya is an agent working for the main government secret police agency known as the Central State Agency (CSA), partaking in and facilitating in many secretive clandestine operations involving excessive coercion to supress any political opposition against the Hassan regime and implement domestic terror tactics and intimidation to control the population.

Trivia

 * Seruya is a name derived from ancient Assyrian mythology.