Imagine the shock: your boyfriend, the man you thought was your future, was secretly planning to marry your best friend. This wasn't just a breakup; it was a devastating betrayal that cost me everything—my partner and my closest confidant. It felt like all the misfortune in the world had centered on me.

Just as I was sinking into despair, Cha Seo-Yun, my brother’s friend, appeared out of nowhere. She looked at me, seeing the broken pieces of my life, and made an unexpected, intense promise.

“I’ll do it, whatever it takes,” she stated. This declaration marks the turning point, setting the stage for a dramatic and volatile journey of recovery and revenge. What exactly is she willing to do, and what will I have to sacrifice for her help?

Alternatives: 오빠가 해줄게