The protagonist Kobe Misa, who has always lived a life of a "supporting character" because she is too kind and always puts others first, believes in her best friend and husband and continues to do her best, but she loses her life due to their betrayal. However, she suddenly realizes that she has traveled back in time to 10 years ago. Misa plans revenge to ruin her former best friend and husband, but her encounter with Suzuki Wataru, a department manager with whom she had no connection in her first life, brings about a new change in Misa's heart as she seeks revenge...(Source: en.mantan-web.jp)~~ Adapted from the web novel "Marry My Husband" (내 남편과 결혼해줘) by Seong So Jak (성소작).