She and he entered into a marriage inadvertently. The two emotionally wounded people were like injured ostriches, each hiding their own pain. They often decided to move towards the other, but they shrank for fear of being hurt again. If a marriage united by love is the first form of marriage, and a marriage that hits it off for profit is the second form of marriage, then the relationship between them is the third form. Two people whose hearts are full of scars, sympathize with each other, warm each other, and hope that there will be time to look back and grow old together with deep love.