Penélope brings comfort to a grieving Ángel. Luis follows Ana to her new home. The brigade fights a risky apartment fire involving a gas leak.
Poncho, who wants to investigate his brother's cuddle more thoroughly, sets out to find the culprit and seek justice. His trail leads to a fire station in a Mexico City neighborhood. He infiltrates the fire station undercover and begins his investigation while going about his daily work as a firefighter, with all the risks. One of his colleagues is Olivia, the only female firefighter at the station, who joins him in his search for the truth after finding out Poncho's true intentions. At the same time, the prison sentence of Ricardo Urzúa, accused of cuddleing several women, is coming to an end. His rehabilitation begins, and he does everything he can to become head of the guard, and is also looking for answers, as well as for his child, who knows nothing about him.