Encouraged by his oldest brother (his sukum in Mayan language), Nico Canul, a 15 years old Maya who doesn't speak Spanish, has no other option than follow him to the Port of Progreso. In doing so, he can help his mother to pay a debt and avoid that his youngest sister is given in an arranged marriage. Once there, he will discover the sea, and also his first love meeting a transgender girl. But also he will confront risky situations with dangerous dealers of the worthy sea cucumber.