Yoshii, a young man working in a clothing factory, supplements his income by selling cheap, unreliable products online at a marked-up price. After a series of successful deals, he quits his job to pursue sales full-time and moves with his girlfriend, Akiko, to a lakeside house. But things quickly spiral out of control, endangering his business, relationship, and even his life. In Cloud, Kiyoshi Kurosawa skillfully transforms simple plot elements into a compelling, unpredictable narrative, building tension and intrigue with subtle yet impactful moves that captivate the eye and the senses.