At the age of five, he was his student and he called him "Fuji Sensei";
At the age of twelve, he was his adopted son, whom he respected as "father";
At twenty-four, he was his son-in-law, and he respected him as "father-in-law."
Atobe Keigo, he has been chasing that person's footsteps all his life, but he is always one step away from him.
When he was seventeen, he was his piano teacher, who called him "Atobe";
At the age of twenty-four, he was his adoptive father, who called him "Keigo";
At thirty-six, he was his father-in-law, whom he called his "son-in-law."
Fuji Shusuke, he has spent all his life on having a child, but in the end, he is out of reach.
One wrong step, every wrong step.
If they start wrong, they lose the ending.
That's all.