Breakup Movie Collection

She turned down an acceptance letter from an Ivy League university for her boyfriend, choosing instead to stay at the company as a janitor. But to her shock, her boyfriend proposed to the company's heiress. Devastated and heartbroken, her life takes an unexpected turn when her long-lost twin sister, the powerful figure behind a vast conglomerate, finds her and asks her to take her place for the purpose of handling business affairs, and entering into a marriage with a CEO......

My boyfriend cheated on me with his good brother, so I seduced their friend—a CEO. Now, in the face of my ex's betrayal and obsession, the male mistress's jealousy and murder attempt, and the CEO's fiancée's schemes, what should I do next?