The heroine Xu Yiman works as a clerk in the Human Resources Department of Anshi Technology in City D. Her best friend, best friend, and roommate Lu Min works in the unit where she was an intern in college. Xu Yiman's top boss, Li An, the president of An's Technology, accidentally fell in love with this girl who was slow and lazy in everything she did. And Li An's good brother Song Qiliang got married to Xu Yiman's best friend Lu Min. What kind of heartwarming and desirable stories will happen between these people...