When Pete and his friends set sail on a private yacht in the Balearics to celebrate Fergus' upcoming wedding, they're all looking forward to sun, sea and copious quantities of alcohol.

But there's a reason they are still entwined in each other's lives a decade after leaving university. A terrible event they've all been trying their hardest to forget.

They say you can't outrun the past ... And these six friends are about to find that out the hard way.