"Mi Tesoro" by Jesse & Joy is a love song that tells the story of someone who realizes the true value of love and connection after experiencing loneliness and superficiality. The lyrics start by describing the protagonist's experiences of getting lost in different cities like Madrid, Paris, and New York, but feeling unfulfilled and disconnected. They then come to understand that material possessions have no worth without love. The protagonist then encounters a bright light, which symbolizes the person they fall in love with. This person becomes their treasure, and the protagonist realizes that every second they spend with this person deepens their love. Having this person by their side makes them feel complete and satisfied. The rich kisses they share are enough to fulfill them. The song emphasizes the importance of inner beauty and love over superficiality. It portrays love as the most valuable treasure, and the person they are in love with becomes everything to them. Overall, "Mi Tesoro" conveys the message of appreciating the deeper connection and love, highlighting that it brings true happiness and fulfillment in life.