A Wanyuan pawnshop hidden in Qipan Alley does not accept silver or treasures, only pawning the obsessions in people's hearts. The young pawnshop manager Su Wan inherits the pawnshop, and the pawnshop guardian spirit A Yuan accompanies her to witness one choice of human nature after another. A poor scholar trades family affection for a bright future, a wealthy young lady is willing to pawn her obsession to seek a sincere and good romance, and all living beings are engulfed by greed and regret. There is never a two-way choice in the world, every wish fulfillment comes with a heavy price, and to get what one dreams of, one must give up the most precious original heart deep inside. Pawning is easy, but redeeming obsessions is difficult; every transaction is a game with oneself. Watching the rise and fall of all kinds of obsessions, tasting the gains, losses, joys, and sorrows of the mortal world.