The airline industry has been hit hard by the current situation. But Airi doesn't want to quit her childhood dream job... One day, while drinking alone, a middle-aged man approaches her. He asks if she would like to have an adult relationship just once in exchange for financial support. She decides to survive and they decide to meet secretly at a hotel. But this man is a genuine flight attendant maniac. And a total pervert whose hobby is to paint them in his own color. Airi goes to be embraced "just once," but falls into a whirlpool of orgasms from which she cannot escape.