One is a person who lives in a dark world. On the surface, he is an international genius designer, but secretly he is really walking at the top of the darkness of the world. Although he is a bright and beautiful international star on the surface, he also has his own organization in the dark field of the world. Watching two parallel lines that are about to intersect begin a thrilling love affair. With the efforts of Nannan and Xixi, the two people who stayed together despite the difficulties had unforgettable memories.