Ollie’s Pack follows Ollie and his backpack, which doubles as a powerful portal allowing an array of monsters to travel from the Monsterverse into Ollie’s world on Earth. Throughout the series, Ollie and his two best friends must protect the earth from the horrifying monsters that have escaped, while often utilizing the helpful monsters who assist with their everyday tween problems, like sneaking into a movie or winning their school’s Battle of the Bands contest. No matter the circumstances, Ollie’s thirst for adventure undoubtedly gets him into trouble that only he and his friends can resolve.