Touya

Touya serves as the pivotal figure bridging the story's present timeline and the future set in 2030. He first appears as a silver-haired, quietly mysterious acquaintance of Izumi Ai, leaving an impression of calm and enigma. As the future storyline unfolds, his role as Ai's partner comes to light—a revelation that disrupts the closed emotional dynamic among the five childhood friends and compels the main characters to confront their true feelings and the choices that lie ahead.