
Luna Goodwin receives a blood letter from House Everpeace, unveiling a mystery about her birth. She arrives at the Marquis's house with husband Zane Shaw and daughter Carol Shaw. There, the fake heiress Gwen Goodwin, her brother Sean Goodwin, and The Matriarch show contempt. Luna Goodwin neutralizes their contempt. The blood letter's truth and a thirty-year concealment are intertwined. How will Luna protect her dignity and find family meaning as the Marquis's true eldest legitimate daughter?