When the neighbor’s sun shines always brighter ... Mr. Mouse and Mr. Hedgehog both loved lying in the sun and having tea. One day, being disturbed by Mr. Mouse’s cherry tree, Mr. Hedgehog builds a tower in order to lie in the sun without any shadows. As Mr. Mouse discovers the tower, he has the idea to make one for himself and being nearer to the sun. But this means new shadows for Mr. Hedgehog ... So the two towers got taller and taller – until they finally collapsed because of an earthquake. Now, the two friends try to find a solution together...