Will you have a cocktail served by the Universe?

When she has just been fired and dumped, Erika learns of the death of her grandmother Betty, whom she adored. She leaves him a strange journal where life principles and the recipe for a cocktail: the Betty Lagoon are scribbled.

This diary is the starting point of an extraordinary series of synchronicities that will turn Erika's life upside down. From France to Cambodia, she finds herself immersed in her grandmother's past and tries to unravel the tangle of her family history. But his research is troubled by his heart problems...

It will take Erika more than a Betty Lagoon to uncover the secrets that are being kept from her!