Leo is a romantic writer obsessed with the love of his life, Ari. He is convinced that she still belongs with him, and after moving to an apartment near her, he begins to draw up an infallible plan to win her back.

Javi comes to a sauna club looking for a job. But soon he'll find out a place full of secrets, the biggest of them being a strange man who will fall in love with him: the Phantom of the Sauna.