My Best Friend and I Do Good Deeds Every Day in a Family-Intrigue Novel

In her past life, she was a goddess's best friend. In this life, she transmigrates into an ancient aristocratic family and becomes her sister-in-law. They thought they'd be dragged into a chaotic household battle, but Zhao Zhi and Jiang Lan are delighted to get a [Do One Good Deed a Day] check-in System. High EQ: Keep doing one good deed a day amid the nerve-racking household battles, becoming the big-hearted heroine and everyone's beloved ideal! Low EQ: The troublemakers of a household-intrigue story, having fun wrecking every protagonist's plans. A reborn legitimate daughter, clutching her script of vengeance, says, “Thank you, Aunties, for giving me a new lease on life. I'll never forget your kindness. You and Uncle were born of concubines, so you must have suffered terribly in the Duke's mansion. Once I take charge of the household, I certainly won't mistreat you the way my stepmother did.” Zhao Zhi looks bewildered. “Suffered? Why don't you see for yourself how your stepmother usually gets roasted by us until she can't even get a word in?” A transmigrated concubine-born daughter tries to win them over, utterly self-assured. “We're all children of concubines. You, as my uncle and aunt from the concubine branch, should help me!” Zhao Zhi (like the old man on the subway staring at his phone): “Help you kill and burn? Are you crazy, or am I?” Jiang Lan gives a Baoqiang-style look of awkward reluctance, then quietly twists the knife. “We did save you, but that doesn't mean you can turn around and repay kindness with betrayal.” The reborn one: “This isn't right! Things weren't like this in my past life!” The transmigrator: “This isn't right! How can someone born of a concubine not want to turn their life around?!” Everyone in the household: “Whenever those two sisters-in-law get together, trouble is sure to follow!” Zhao Zhi & Jiang Lan: “Nonsense! Everything we do is good!”