by E. K. Bowhall (Author), Valeria Leonova (Illustrator)

Meet Andrew and his special dog Poseidon, that only Andrew can see. This is the first short story of a children's book series "the Adventures of Andrew and Poseidon" in each story they will in-bark in a new Adventures and mysteries.

In this story the town people come to realize that Poseidon is a real invisible dog, after both Andrew and Poseidon help solve a crime.