It tells the story of a mysterious organisation, composed of the world’s greatest minds, and the sinister plan that is revealed from it. There is an app called "Wisher", which appears on the mobile phones of a group of college students without warning. As long as you make a wish to it and complete a simple randomly assigned task, your wish can be realized. These young people can't stand the temptation, just like signing a contract with the devil, they become dominoes under the control of a mysterious organisation.