I like my mother, Marina. Because Marina is not a real mother, but a longing woman whose father remarried and became a new mother. After my dad died, he raised me with just one woman. I wanted to give back to Marina-san, and at the same time I had more feelings than my mother. However, that dream is robbed by his best friend, Yuzuru. While saying that he is supporting the relationship between me and Marina, Yuzuru, who became envious of that relationship, quickly approached Marina ...