After Transmigrating into a Book, I'm Doted on by Five Brothers-in-Law Ep 1

Jiang Er transmigrates into a book as a vicious female supporting character who squandered her late husband's pension and exploited his five younger brothers. She stops them from being sold to fund her crush. Instead, she leads them to start businesses and achieve wealth. The five brothers are moved by her sincerity and ability, turning her into their cherished treasure, protecting her wholeheartedly.