Ayame is a beautiful young girl from Ryuugai (Japan) that is living a carefree life in search of happiness. One fateful day, she met Robert, a CIA agent who was in Ryuugai during a mission. They become engaged and she moves to Heaven City (USA) with him.
When she arrives in Heaven City, she realizes not everyone is who they seem to be. Ayame will have some issues connecting with her future son-in-law that is almost as old as she is.
Her bosses and co-workers in her potential jobs all seem to have ulterior agendas, and even her old life comes back to haunt her in Heaven City.