She has been married for four years and wants a child, but she has not been able to conceive, so her sex life with her husband has not been going well and they have stopped talking. This young wife, Rina, has decided to undergo infertility treatment. The doctor in charge at the hospital she went to was coincidentally her husband's younger brother! Her brother-in-law, who has been working at the hospital since last week, is an acquaintance of hers from high school. He and her husband do not get along well, and they have not seen each other since their wedding. When she was consulting her brother-in-law about her married life, he said something unexpected...