武田梨奈飾演故事的主角大原春子，是在網絡製作公司擔任營業助理，雖然憧憬著公司的前輩岩田伸吾（染谷俊之），但對春子來說是可望不可及的存在。某天，試著安裝了戀愛遊戲，畫面上出現了拿破崙（濱正悟）。幫助尋找幸福的拿破崙教給了他打動人心的名言，而春子卻對自己沒有自信，戀愛和工作都無法向前邁進，兩人開始了不可思議的同居生活。

28-year-old Haruko Oohara works as a sales assistant at WEB Production Company. She has never experienced true happiness. She has a crush on her co-worker Shingo Iwata. One day, while Haruko Oohara is installing a dating game, Napoleon appears on the screen. Napoleon tells her that he will help her find true happiness.