Flight lieutenant Park Chanyeol is a young air force officer who is in love with co-worker D.O. Kyungsoo.... Because of being forced by family Chanyeol get married with an architectural engineer Byun Baekhyun.... Chanyeol clearly says Baekhyun not to get hope to last this marriage long because he won't left his childhood lover..... So ,is this marriage gonna end up soon?... Or Chanyeol is gonna fall for Baekhyun?....