Ebook Koko and the wicked cat And The battle against the covid-19

Koko the little sparrow was at the airport. He perched on top of a large pile of suitcases, and was thrown in the middle of the luggage about to leave for Bulgaria.
When he arrived there, a cat was waiting with a ampty stomach.
This cat is an ominous cat who puts a spell on birds said a lovely dog.