Lee Mong-Rong, Ko Jishik, Shin Jishik, and Jangin are four scholars from the Joseon era, that are super curious about fair sex. One day, while talking about it, they get transported to the 21st century. In a strange and unknown land, they meet people that speak a weird but similar language to the one they know, and their clothes are also weird and very revealing. They decide to use this golden opportunity to discover all the deepest secrets of women’s bodies since they wouldn’t be able to do that in their own era. Go through this wild and steamy journey along with them.