Unable to marry his long-term fiancée, Marina, the honest but financially hard-pressed clerk, Zisis Karafanaris, has a hard time explaining this awkward situation to his beloved's tough brother, Panagos. In the meantime, Alekos Detsikas, the only son of Zisis' boss, finds himself in the same dire and seemingly hopeless predicament, as his affluent ship-owner father opposes this marriage. Under those circumstances and in the background of a crucial commercial transaction, the two desperate lovers will resort to a brazen swap between them, hoping that their last-minute plan may do the trick. In the end, will both Zisis, and Alekos manage to change their lives for the better, and finally, marry their sweethearts?