In the elite complex "Hera Palace," only very wealthy people can buy an apartment. In life, they allow themselves everything they want and get everything they desire. At first glance, their life seems flawless. But everything changes when, during the height of a festive party celebrating the first anniversary of the "Hera Palace," a girl named Min Sora falls from the rooftop of the skyscraper. Now the residents of the complex in the center of Seoul are trying to figure out what happened, suspecting each other of murder. And Sim Su-ryeon, who witnessed the tragedy, decides to fight for justice! Gradually, infidelities, intrigues, deceit, bullying, and bribery among the richest people in Seoul come to light. Who will emerge victorious in this difficult struggle?
