After the enigmatic marriage between the late Marquess Johannes von Neuschwanstein and a young 16-year-old girl named Shuli, she finds herself thrust into the role of marchioness upon his passing. With the weight of managing a prestigious household and becoming a stepmother to four skeptical children, Shuli spends seven years devoted to their upbringing and protecting the family's wealth. Her hopes for freedom rest on her son Jeremy's future leadership, but a fateful accident on his wedding day alters her destiny. Awakening in the past, just before Johannes' funeral, Shuli seizes this second chance to forge bonds with the children and pursue her own happiness, though the reason for her temporal leap remains a mystery.