Book List in Order:7 titles

  • Rebecca's cold is gone and along with it, Ernest, her microbial best buddy. Rebecca wants him to come back so much. But at school, there's another virus threatening the children, a zombie virus: the flu Will Ernest return to save Rebecca and her cla...


  • Father Christmas: a dream or a nightmare?! Billy's cat, Tarzan, has died. And even Santa Claus seems unable to bring him back to the life. So, how can Billy have faith in him... especially when the young boy discovers a Santa Claus outfit hidden in h...


  • Rebecca is a vivacious 6-year-old girl whose best friend happens to be a germ named Ernest. He's not only Rebecca's best friend ― he's also her partner in mischief, adventure companion, and confidant. Rebecca is spending time in the country with he...


  • Rebecca and her older sister Coralie are sent to spend the summer in the countryside with their grandparents, away from their mother and father, without Ernest. Rebecca is lost and scared without her friend, but things begin to change when she meets ...


  • Life isn't easy for Rebecca. Between parents at each other's throats, a big sister with her own worries, and an uncle intent on her taking her medicine, it's hard for Rebecca to keep smiling. Complicating things further, her health isn't good and her...


  • Like some other kids his age, Billy Fog has to wear glasses. But Billy has the gift of Trouble Sight, so when he takes his glasses off, he sees all the things that other kids can't: ghosts and ghouls, vampires and monsters, a world of darkness and da...


  • Rebecca is a six and a half year-old girl who is out of luck ― her parents are on the verge of divorce and she is always getting sick due to a weak immune system. One rainy day Rebecca's luck changes when she meets a magical microbe named Ernest, w...