Gastón (Carlos Echeverría) arrives in Necochea. There he meets Julia (Leticia Bredice), a young veterinarian who, after discovering that the foot-and-mouth disease vaccines are adulterated, is found hanged in a shed. He will be blamed for the crime and will try to understand what happened, while avoiding being lynched.
| Actor | Role |
|---|---|
 Carlos EchevarríaNot listed | Not listed |
 Leticia BrédiceNot listed | Not listed |
| SSoledad PalacioNot listed | Not listed |
| AAntonio UgoNot listed | Not listed |
| JJosé Luis AlfonzoNot listed | Not listed |
| PPilar AventínNot listed | Not listed |
| NNano BenzalNot listed | Not listed |
| FFernando CiaNot listed | Not listed |
| SSoledad ColombresNot listed | Not listed |
 Harry HavilioNot listed | Not listed |
| CCarlos Ruiz MorenoNot listed | Not listed |
| OOsvaldo PeluffoNot listed | Not listed |
| MMartin PerkinsNot listed | Not listed |
| HHonoria TorreNot listed | Not listed |
| VVictoria VescioNot listed | Not listed |
| MMaría Laura ZaccaraNot listed | Not listed |