Twenty years after his teenage crush on a football-mad schoolgirl, Gregory is back at his old school, teaching English. When two of his pupils uncover evil practices at a local factory they want their teacher to help them expose the wrong-doer, who happens to be Greg's old schoolfriend.

One man must learn the meaning of courage across four lifetimes centuries apart.

Radio host Alan 'Dickie' Bird witnesses how an icecream van is attacked and destroyed by angry competitors. This leads him into the struggle between two Italian families over the icecream market of Glasgow.