Hikari doesn't leave people in trouble alone. At the last minute for a job interview, she discovers a man crouching on the street. He was hesitant, but ended up calling out to him, and of course he was rejected for the interview. Later, when she meets the man again, he suddenly asks her to marry him, saying, ``I want you to help me.'' Hikari, who can't leave someone in trouble alone, decides to marry a man whose identity she doesn't even know, after only 0 days of dating. It was then discovered that the man was the heir of a large company. What is the troublesome situation that the heir faces? ?