It's the Kaimei School Festival, and Bossun's class is doing a maid cafe. Everybody's parents show up, and Bossun is approached by a man who claims to be the doctor who delivered him. He has finally decided to tell Bossun the truth of what happened that day, which he has kept secret for 17 years...
Before I knew it, days became 
weeks became months...
Ya ha pasado mucho tiempo.
Y antes de que me diese cuenta,
los días se hicieron semanas y luego meses.
Antes que percebesse, já havia 
passado semanas e meses...