
Seoyun's ex dumps her over sexual incompatibility, so she joins a dating reality show called "The Sleeping-First Clubhouse," where participants sleep together before starting a relationship. During a 7-day stay, she must find her true partner between instinct and love. Torn between Taeha, who follows his instincts; Jaemin, her sweet first love; and Dongjun, her selfish ex, Seoyun faces the desires, wounds, and obsessions disguised as love. Ultimately, she realizes the courage to make the right choice for herself.
Seoyun's ex dumps her over sexual incompatibility, so she joins a dating reality show called "The Sleeping-First Clubhouse," where participants sleep together before starting a relationship. During a 7-day stay, she must find her true partner between instinct and love. Torn between Taeha, who follows his instincts; Jaemin, her sweet first love; and Dongjun, her selfish ex, Seoyun faces the desires, wounds, and obsessions disguised as love. Ultimately, she realizes the courage to make the right choice for herself.