While My Husband Is Asleep

After losing her child, Yeon Hee-seo finds herself trapped in a cold marriage with Seon Jeong-woo, the heir to a wealthy conglomerate family. When she is diagnosed as unlikely to conceive again, her ruthless in-laws deem her useless and attempt to dispose of her by forcibly committing her to a psychiatric hospital.

However, a tragic accident changes everything. Amidst lies, betrayal, and slowly unraveling secrets, Hee-seo begins to realize that the marriage she always believed to be loveless might hold a truth she never could have imagined.