Javi, a young rent boy living in Madrid, 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.
An off-the-wall comedy set in the world of the Bystanders - invisible immortals who watch over their human subjects and intervene in (or interfere with) their lives.