Yuna is a happily married housewife. However, there is one secret she keeps from her husband. Before getting married, she used to dominate all the men around her at a local gentleman's club. But on one fateful day, he accidentally finds out about her past! Crushed and afraid that her married life is all over, her husband shows her another shocking truth. "You're not the one in charge. You were meant to be a sub!" At first, she didn't believe it. But now, she's experiencing pleasure she's never felt before...!