Tae-wan, a stoic dessert YouTuber and lifelong romantic novice, finds his guarded world upended one stormy night when he rescues Ji-an, a wealthy and flighty neighbor, from the rain. While Tae-wan trembles with hidden sincerity, the provocative Ji-an lures him into a night of intense, unbridled passion—only to vanish the next morning without a trace or a phone number. Now, the serious-minded younger man must chase after the one person who treats love like a fleeting game, sparking a heated pursuit between a man who gives his all and a socialite who gives nothing at all.