Synopsis: Maimaimaigoen

The story follows a group of 16 elementary students and their new teacher, Yuu Okada, along with his senior colleague, Ms. Rumi, on a field trip to Sanrio Puroland. However, their excursion takes a terrifying turn when they accidentally stumble upon an eerie theme park named "Yuropia." To make matters worse, the unsettling Frog Egg mascots inform them that the only way out is to "defeat the attractions and collect 10 medals." Can they successfully escape Yuropia without any harm? This tale is dedicated to those who "bear a heavy burden."