Dominick "Dom" Cobb (Leonardo DiCaprio) is a talented thief. At the moment of people dreaming, he enters the subconscious and steal their important secrets. His last victim is the Japanese businessman Saito (Ken Watanabe). He sees his deceased wife while wandering in the depths of the subconscious of Saito, so the stealing job goes wrong. This situation makes him a fugitive. However, he gets a really good opportunity to clear his name. One last job that he can get everything back, if he achieves the complete inception. This time, nothing will be stolen from anyone's mind, instead, an idea will be planted.