A day trip in memory of Conor's dad and the appearance some mysterious cash cause confusion, with the interference of Billy Murphy creating a perfect storm of mayhem.

Conor, Jock and Mairéad, always tight on cash, come up with a hare-brained idea to become business owners as they buy a second hand chip van to try make extra money.

Billy Murphy enlists the help of Conor, Jock, and eventually Mairéad, to avoid getting killed by a former cellmate of his who has just been released from prison.