I Refuse to Be My In-Laws' Golden Finger: The Martyr's Orphan Goes on a Rampage

[Period drama + putting the trash in their place + mutual devotion + childhood sweethearts + beachcombing + beautiful orphan heroine vs. hopelessly lovestruck childhood friend] Jiang Xi, a workaholic who slogged through 996 workdays, suddenly died and woke up as an orphan in the 1970s. Her in-laws took advantage of her identity, leeching off her and demanding her money and status. They wanted her to obediently be a tool who protected the entire family. Just after she transmigrated A rotten young master was scheming against her, hoping to use the opportunity to dump her and marry his beloved first love. Jiang Xi struck back by cracking an old widower over the head, then hurriedly dragged her childhood friend in to help her out. One accident, and she ended up provoking a ferocious “hungry wolf.” Later She emptied her former in-laws’ secret stash, then sent the whole family off to the Great Northwest. Her childhood friend hurriedly whisked her away to join his military post. Later still The wives in the family compound spread the word: apparently, Captain Si’s wife was a lazybones. She didn’t go to work, cook for her husband, or do any housework. She just sat around waiting to eat, then went fishing by the sea for the entire day! As the gossip spread, it changed into A: “I heard the organization gave Xiao Jiang a certificate of commendation and a cash prize?” B: “You’re behind the times. She actually rescued a child by the sea.” C: “That’s not right. I heard she fished up a major weapon from another country.” D: “You’re all wrong. She clearly fished up a brand-new...”