“I want to love each other more and more as the boundaries of my body disappear.” Yaeko, who married a good family and Zaizen family in a matchmaking marriage, thought that her had a happy marriage with the envy of others. However, after her husband's extraordinary work on the first night, her decided to spend his days with a strong fear of him. The only thing Yaeko can spend her time calmly is during a small conversation with the book student, Subaru, who is staying at the Zaizen family. Such Subaru also had a faint love for Yaeko, but with “a certain event” as a trigger, her continuous thoughts turned into a fierce mad love. What is the end of the forbidden escape that mixes "pure love" and "lust"?