Momoe Omori, an employee at CG studio "Studio Delta", is a sex-dependent woman with five regular partners who sees sex as a "free hobby." But when she falls for Mr. A—a handsome trader with a girlfriend—she is consumed by unrequited love and emptiness. Now torn between her obsession with Mr. A and her flirtatious coworker Matsuda, Momoe must confront her own chaotic heart.