Akari Osawa, who had been alone all her life, finally found peace. - That was when she met her husband, Tatsuya. - The two became a couple and lived a modest life, but one day Tatsuya had the misfortune of collapsing from a subarachnoid hemorrhage. - At a loss, Akari makes a decision... - Her purpose was to go to her father-in-law, Shuichi, with whom she had once separated. - What are the conditions Shuichi sets for Akari, who reluctantly pays for her medical expenses?