Fred decides to organize a Halloween party, hoping Fabienne will invite Anette. By pit for him, he also invites Nino O'Neil. He also wishes Anemone Worynautto disappear... until one hour or so before the party, he sees her in the street, probably dead. He is overcome with guilt and sees her ghost everywhere. And he also gets weird calls. Nino also really wants to kiss a girl for the first time, so he never stops asking that to Madam Butterfly, who brought her spiritism game. Also, after having eaten too many yogurts, Penelope is caught in Fred's bedroom during the party, with terrible farts. She won't be abe to dance with Benji as the Beauty and the Beast! And finally, Fabienne and Anette still didn't arrive at the party, which begins to worry Fred. But he yet has enough to do with Anemone's ghost...