Marrying a Soldier Was the Best Thing in This Life

[Transmigrate into a book + 1980s setting + military marriage + no System + building wealth + strong female lead + slice of life] Sophomore Jian Hongmei and her best friend transmigrate into a book and find themselves in a small village in the 1980s. Jian Hongmei clears the original host's name, takes down the villains, and helps the original host save the soldier she'd secretly loved. She falls for him at first sight, and they enjoy a sweet romance, marry, and start a family. Along the way, she also takes on the village bullies, serves as a village official, helps others, stands up for justice, and revitalizes the countryside...