该剧故事将围绕一艘从伦敦开往纽约，满载着移民的船只展开，当船上的人发现了另一艘移民船时，他们的旅程发生了意想不到的改变，那艘船上的东西令一切都变为了噩梦。

Juan, a prison officer, silently observes the visit every Sunday of Berta, mother of one of the imates. The day he finally approaches her, he surprises himself by pretending to be another visiting father and inventing a daughter inside the jail: Josefina. The need to fill the vacuum of their lives prompts Juan and Berta to continue meeting outside the reality around them.