In Scotland 1874, Jack is born on the coldest day ever. Because of the extreme cold, his heart stops beating. The responsible midwife in Edinburgh finds a way to save him by replacing his heart with a clock. So he lives and remains under the midwife's protective care. But he must not get angry or excited because that endangers his life by causing his clock to stop working. Worse than that, when he grows up, he has to face the fact he cannot fall in love because that too could stop his delicate heart.

"Vian Bubbles" - On June 23, 2009, fifty years to the day after the death of Boris Vian, a supernatural phenomenon crosses all of France: in the streets, one sings everywhere his songs and one expresses oneself only in the language of the poet. In Paris, Antoine de Caunes wakes up to discover the strange "vianic" epidemic, which also affects radio waves and the small screen. A boss of channel proposes to him to organize, for the same evening, a show dedicated to the songs of Boris Vian. Jean-Pierre Marielle tells us the story of this phenomenon, as supernatural as inexplicable. A tribute in songs to the glowing cast.