Chae Yoon, who is dissatisfied with her personality, discovers the Lululala Pawn Shop where emotions can be pawned as collateral.
Chae Yoon visits the Lululala Pawn Shop and decides to pawn her emotion of sadness.
Chang Min and Min Ho become interested in the Lululala Pawn Shop after witnessing Chae Yoon's changed behavior.
Chang Min, who has lost his sense of shame, transforms into someone who acts freely without caring about others' opinions.
Min Ho, who has lost his impatience and gained a laid-back attitude, gradually begins to conflict with those around him.
The three friends begin to regret their changed selves and decide to retrieve their pawned emotions.
The three friends visit the Lululala Pawn Shop to reclaim their respective emotions.