You Want Me to Break Off the Engagement? The Villain Spoils the ’80S Supporting Female Lead

[1980s + corner shop + everyday life + no goody-two-shoes heroine + transmigrate + System] Su Su was a corporate wage slave from the 21st century, but after dying suddenly from overwork, she arrived in the 1980s. The moment she woke up, her awful family was trying to steal her job! Before she could even catch her breath, her fiancé showed up to break off their engagement! She promptly took the money, ended the engagement, and left the place that had brought her so much pain. Who knew she would find a loving family and a corner shop waiting for her? From then on, she made a roaring success of life in the 1980s with her little shop! As for her big-bad-villain brother, of course she was going to pull him out of the quagmire of the original story! Given a new lease on life, she won't be a villainess. She'll be the star of her own story!