Hinako married her coworker 'Makoto.' Makoto was kind and well-paid, and Hinako seemed to be living a life without any inconveniences. However, Hinako had one unique dissatisfaction: she had never reached orgasm with her husband. Feeling guilty towards him, she kept this dissatisfaction buried deep in her heart... One day, she was invited on a business trip by the department head and colleagues from her assigned company. Little did she know that during this trip, she would experience her first vaginal orgasm...
