After the death of his wife, pig farmer Ronald is responsible for the care of their daughter and the farm. The ever stricter environmental requirements hang around his neck like a millstone. When, to make matters worse, animal activist Erik, unaware of Ronald's situation, starts an ever stronger hate campaign against him, Ronald is desperate.

During the annual family weekend in theme park "De Efteling", eleven-year-old Teun discovers that his recently deceased grandfather left him one last scavenger hunt inside the park.