In the midst of an economic downturn, CA Hinata Marin, who has had her opportunities for success taken away, is introduced by an acquaintance to become a dedicated CA for a private jet. Called to a hotel for preliminary training, she is drilled in sex etiquette that makes full use of her beautiful legs and appearance! With no other options, the CA, who is at the mercy of a clingy old man, undergoes daily training in servitude. Gradually, both her heart and body are eroded by the man's techniques, her long legs trembling uncontrollably. The once-admired high flower of the industry now flies off into a world of pleasure as a sex toy exclusively for the world's wealthy...