The drama centers on the relationship between (Kim Hee-ae), a refined 40-something director at an arts foundation, and Lee Sun-jae (Yoo Ah-in), a 20-year-old piano prodigy from an impoverished background.

While "free" sites often host pirated content (which can be risky due to viruses and copyright issues), there are legitimate platforms that offer the show for free with ads.

What begins as a professional mentorship spirals into a raw, sensual, and deeply intellectual love affair. The drama does not glorify cheating; instead, it dissects the emptiness of a life built on status versus the chaotic authenticity of true passion.