Business Proposal is a romantic comedy film adapted from the famous webtoon The Office Blind Date. The film tells the story of 4 main characters including Kang Tae Moo, Shin Ha Ri, Cha Sung Hoon and Jin Young Seo. The fate of the four begins when Young Seo asks her friend Ha Ri to go on a blind date for her. But this person is the new Director of the company where Ha Ri is working - Kang Tae Moo.