Tom and Jess have grown disillusioned with a world full of people who'll murder you as soon as look at you - or else systematically overcharge you for building work. They are going to make life simple from now on: just two of them rescuing starfish washed up by the tides and strictly no contact withother human beings. But this secluded lifestyle is disrupted when mysterious stranger Slippy arrives on their doorstep, wounded, dying and begging for help. The couple struggle to continue their misanthropic extistence as Slippy fights for survival - but can life be the same after his arrival?