Haunted by past wounds from her parents, Seo-young suffers from tinnitus and vertigo which started when she had moved to her new office in the sky a few months ago. Seo-young and Jin-su, the manager of the development team, are secretly dating, but becomes vulnerable to an unexpected provocation. Saddened by the death of his only sister, Gwan-woo navigates around a 70-story high-rise on ropes. While cleaning windows on ropes at Landmark Tower one day, Gwan-woo becomes intrigued in Seo-young who watches him in awe from the other side.
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Chun Woo-hee
Seo-young
Teo Yoo
Jin-su
Jeong Jae-kwang
Gwan-woo
Park Ye-yeong
Ye-dam
Jeon Guk-hyang
Seo-young's Mother
Jung Ji-woo
Developer
Jeon Jin-oh
Doctor
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