My Wife, The Walking Surprise - Episode 9

Sylvia Hansen was raised in isolation on a mountain, training in martial arts and unaware of modern society's customs. When her master sends her down to marry, claiming it will boost her powers, she believes "sleeping together" simply means resting beside her husband. It's only after meeting the male lead and facing a series of hilarious misunderstandings that she discovers "sleeping together" can actually result in a baby!