The song "Ya Me Cansé" by Espinoza Paz talks about a relationship that has become toxic and exhausting for the narrator. The lyrics suggest that the narrator's partner continues to hurt them despite knowing them well and understanding how much it hurts. The narrator asks why their partner continues to do things that cause them pain and begs them to stop making them cry. The narrator expresses their tiredness and lack of energy to continue dealing with the situation. They feel confused because they thought they knew what they had in the relationship, but it has turned out differently. They describe their partner as someone who constantly changes their behavior, being one way today and another tomorrow. The narrator feels like they have reached their limit and that if one more thing happens, it will cause them to break down. The lyrics also mention how the narrator's partner keeps apologizing ("pérdoname"), but their apologies have become tiresome and don't have the same impact anymore. The narrator admits to suffering and not being able to bear another day by their partner's side. They express their confusion about what their partner truly wants and what they had thought they had in the relationship. Overall, "Ya Me Cansé" is a song about reaching a breaking point in a toxic relationship, feeling drained and exhausted by the constant hurt and confusion. The narrator realizes that they need to move on and forget about their partner for their own well-being.