They didn't know each other at first, but due to chance encounters again and again, they believed that it was not fate, but destiny. From being unwilling to accept his sexual orientation to being dependent on each other, he is willing to accept the criticism of the world, even if everyone is betrayed and separated, the shackles of the world are so heavy. Things went against their wishes, and they who thought they could stay together for the rest of their lives had to face the reality. One day, she left her and went to another world. She was unwilling to accept the fact that she had left and was still waiting. She always believed that she would come back to her because she had promised her. "No matter what, I will never leave you alone."