In the winter of 1978, under Chile’s dictatorship in Santiago, disabled architectural model maker Raúl Peralta leads a quiet life caring for his ailing mother. His routine is shattered by the arrival of new neighbors whose sinister activities seem to hide dark secrets.

A young couple decides to start a new beginning by the sea. Lorena must finish her art project and finds the small coastal area a perfect place to focus on the task. Hunky Diego gets a job at the library and begins to endear himself to the close-knit community. Soon Diego and Lorena will come to be involved with Vicente, a handsome, enigmatic man who will make them all rethink the idea of love and what it means to each of them. To the Sea is beautiful and sensual in its setting and its story of bisexuality and polyamory.