The Seventh Decade: His Younger Sister, the Female Supporting Character

Eighteen years after being reborn, she discovers that her older sister is the ill-fated villainess in a period rebirth novel, framed by the heroine and left with a tragic fate! What can she do? Protect her sister and save her family, starting by finding her a different husband! In her past life, the heroine stumbled into misfortune and lived a lonely life. After being reborn, she works hard to improve her life and win back her powerful, high-ranking husband. But why should she step all over her sister to do it? But... why does her brother-in-law seem to be the pen pal she's exchanged letters with for years? By chance, Gu Cheng gains an outgoing pen pal. Reading her cheerful complaints and her hopeful outlook on life draws him in. His lonely days are suddenly filled with expectations and longing. But when he finally gets to meet her in person, she calls him her brother-in-law? P.S. The male and female leads are strictly one-to-one. The heroine mistakes his identity the entire time! She carries a 2G portable farm with her. Totally unrealistic! The male lead is not her brother-in-law! Not her brother-in-law! Not her brother-in-law! Important things must be said three times! This is a parallel universe, so don't take it too seriously! Theme: Being reborn doesn't mean you have to fight over everything.