When he was 12 years old, he separated from her because of his parents.
When he was 15 years old, he got together with her again because of his parents.
When he was 18 years old, he separated from her again due to his own reasons
When he was 21 years old, he got back together with her because of his own efforts.
From now on, we will never be separated again, and it will always be you
Concept: sweet love story