In a near-future megacity, citizens are plunged into a conspiracy after they begin receiving anonymous messages that echo their past choices. Players assume the role of Kai, a disillusioned archivist who discovers an underground society that manipulates memories. Navigate moral dilemmas, make choices that reshape your world, and uncover the secrets behind the mysterious 'Hello, Whose It Is?' campaign that seeks to control the masses through their own past decisions. Will you ally with rebels or play into the hands of a powerful technocracy?