After transmigrating into the body of a 220-pound woman with magical spatial abilities, Emma Murray decides to first find a man and then establish herself as the leader of a mountain stronghold. Following a casual romantic encounter that unexpectedly results in quintuplets, she lives contentedly for six years until her children unexpectedly meet their father. Believing Matthias Caldwell to be merely a male courtesan from a place called Auster House, Emma convinces him to stay and marry her. However, on their wedding day, she discovers her new husband is actually a prince! Emma dramatically falls to the ground, lamenting, “You were supposed to be my mountain husband! How are you a prince?”