When she was 36 years old, Zaira had a cerebral stroke. From that moment, her life was no longer the one she knew. After being of the verge of death, Zaira recovered and returned to pursue her dream: become a marathon runner.
| Directing | Fernando Márquez | Director |
| Production | Fernando Márquez | Producer |
| Editing | Fernando Márquez | Editor |
| Camera | Jesús Manuel González Miranda | Director of Photography |
| Sound | Enrique Solis | Sound |
| Sound | Yamilé Olvera | Sound Designer |
| Editing | Fernando Márquez | Color Grading |