Overall, the first episode of "El Barco" successfully establishes the characters, setting, and tone of the series, making it an engaging and compelling watch.

: A rebellious stowaway who quickly develops a complicated dynamic with Ainhoa. Burbuja (Bubble)

The episode establishes the foundational relationship between Ulises , a stowaway, and Ainhoa , the captain's daughter [ 1.2.6 ].