Tessa Hughes, a rural cleaner, unexpectedly wins a 10-billion-dollar lottery. Excited, she heads to the city to give the money to her son, James Hughes. However, she is humiliated by her daughter-in-law and her son's mother-in-law, and her son also rejects her, severing their mother-son relationship. But when they later learn that Tessa Hughes has won the 10-billion-dollar jackpot, her son and daughter-in-law deeply regret their actions.