Our heroine is a low-level office worker leading a very busy life. One day, however, she blacks out on her way home from overwork exhaustion... and wakes up in another world! Luckily she comes under the protection of a very kind prince, and lives her new life in relative comfort. But gradually, she starts to get a little uncomfortable...

As she searches for a way to return to her own world, she stumbles on a photograph. A photograph of her and the prince...