Welcome to Mira's Inn. A large hotel with over one hundred rooms. On the second floor, is one massive suite. This is the special room, Room 69. In this room, unknowing victims, I mean customers, are placed.
Natsu Dragneel is the owner of a small business, inherited off his father. On his way to a business trip, he stays in the inn, and is placed in Room 69.
Lucy Heartfilia is ten years younger than Natsu, aged 17. She's just finished at school, and is writing a novel. On her travels for inspiration, she decided to stay at Mira's Inn.