Caramba's troublesome little brother Henry learns to fly and breaks free from the string Caramba has tied around his waist, and it is dark when Caramba and his friend Portia finally find the little boy, clinging to a tree branch and very relieved to be rescued.
Charlie is doubtful of his parents' plan not to travel and have a summer "staycation," but soon realizes his hometown of Montreal, Canada, is very exciting.
A little girl and her brother encounter fireflies, frogs, and bats as they wonder about things like the sky, moon, sun, and stars while they are exploring their nighttime surroundings.