Third-grader Kaline Klattermaster's father has gone somewhere and his mother cannot seem to keep everything straight the way he did, but the two brothers and one hundred dogs that live in his
imaginary tree house--and his strange neighbor Mr. Osiris Putnaminski--help him cope with his father's absence, his mother's forgetfulness, and the bullies that torment him in school.The
inhabitants of Kaline Klattermaster's imaginary treehouse, along with his strange neighbor, Osiris Putnaminski, help him cope with his father's absence, his mother's forgetfulness, and the
bullies that torment him in school.