In the song "Déjala Que Vuelva" by Piso 21, the singer expresses his understanding of a difficult situation in which his partner has left him, but he is still willing to give her a second chance. He encourages her to come back, as she knows the way back to him, and he does not want her to suffer. He also acknowledges that it is hard for him to let her go, as he still remembers the feeling of her body and her kisses. He ultimately decides to let her go, as he knows that she will come back if she wants to.