Reborn in 1970: Marrying a Powerful Man, She Has Baby After Baby

What should you do after transmigrating into a novel where the adored heroine’s cannon-fodder side character is doomed? Take down the heroine, ditch the awful relatives, and make your own destiny! A fake marriage turns into the real thing, but what do you do when your in-laws are unbearable? Kick the awful father-in-law, rescue your frail mother-in-law, and live happily ever after as one big family!