A cold, aloof female director unexpectedly switches bodies with a shy junior employee. From then on, she’s forced to go to work for him, deal with his relatives, and experience menstruation. From getting even with each other to caring for one another, from mutual dislike to falling in love, she comes to love his gentle, resilient soul, while he falls for the vulnerability beneath her tough exterior. What begins from the start as an absurd predicament becomes a deep love that transcends appearances. When their souls return to their rightful bodies on their wedding night, they can finally spend their lives together as their true selves.