In early winter, a business man who has drown in debt gives his family a ride to commit a joint suicide. His child asks mom where they are going to and she answers they are going to a picnic…

A group of strangers find themselves aboard an unmanned ship, surrounded by fog and uncertain of their destination. As they attempt to make sense of their situation, the group of passengers discover a commonality that changes their perception of the nature of their journey. The film was later remade, with some changes, as Between Two Worlds (1944).

Un pranzo mondano fa da sfondo a una serie di comportamenti e di rapporti che si intrecciano durante la serata. La moglie di un armatore in crisi invita due nobili inglesi che disdegnano la serata e questo fatto crea malumore nella padrone di casa: al loro posto, interverranno come rimpiazzo, due parenti poveri. Gli altri invitati sono un'anziana attrice molto ricca e vecchia fiamma del marito, un attore sulla via del tramonto anche perché alcolizzato, un capitano d'industria con la moglie, il medico di famiglia e consorte.

Passengers on an ocean liner can't recall how they got onboard or where they are going. Soon it becomes apparent that they all have something in common.