Real estate salesman Yu Huihui and her son Song Jinrong became pregnant unexpectedly, so they discussed getting the certificate. A marriage contract binds people from two worlds together. Faced with the cold looks from her family and the provocation from her predecessor, Yu Huihui chose to face them bravely. From misunderstanding to heartbreak, from contract to sincerity, Yu Huihui and Song Jinrong jointly wrote an urban fairy tale in which they got married first and then fell in love. Adapted from the Tomato novel "Marriage First, Love Later, Just Her" written by Caviar Fish Sauce.