This episode of Sub30 introduces us to a character who, following the death of his mother, travelled across two countries to find the father he never knew.

Feeling for the vendors who don't get a chance to hear the wonderful music at the Mono Núñez Festival, our host comes up with a plan to take the music to them. He furthermore interviews an Argentinean member of a group who makes Andean music about the similarities and differences between the Andean music made in Argentina and Colombia.

Sub30 introduces us to a clinical psychologist who specializes in transgenerational therapy, which emphasizes the extent to which people subconsciously reenact their family members' behavioral patterns.

The report regarding couples younger than thirty years old continues. In this episode, two Colombian fathers share their ideas: one about education and the legacy he hopes to pass on to his children, and the other regarding his concern for the safety of his family living in Colombia.

As the festival goes on, we encounter a sixteen-year-old winner of the Best Tiple Player award while some twin singers offer some insight into their particularly well-coordinated voices.

When the events following their initial shock lead to friendship with an eel they encounter in the river, Guillermina and Candelario learn not to judge a book by its cover.

Sub30 examines the goals and desires that parents have for their children as well as the fact that many Colombian men and women are choosing to wait longer to have children. Still, says one young Colombian couple, while one can never be fully prepared to have children, doing so opens the doors to many unexpected life possibilities.