Some philosophers after Plato argued that Platös Theory of Forms has many errors. Due to these alleged errors they claimed Plato has committed, that has endangered his work. However, efforts will be made to look at various aspects of Platös World of Forms that has generated more questions than answers, so that the essence of his philosophy will be clearly analysed. The aim of this book is to expose Platös metaphysical doctrines of the World of Forms. To accomplish this objective, this work will be carried out in various levels. At the first level, I will examine the various influences of previous philosophers on Plato. This level will also embodies Plato position either as an affirmation or otherwise of those of his predecessors.