Setsu's unconventional mother, Sawamura Umeko, has suddenly descended and forced him to enroll at Umezono Academy. In helping to assemble a shamisen which has lain long disused, he meets Maeda Shuri, a girl in the same grade as him. While all this is going on, Setsu reunites with his older brother, who he hasn't seen in a while, and they play shamisen together...
If this keeps up, I'll be 
questioning why I left home.
.إن استمرّ هذا، سأشكّ في سبب مغادرتي للدّيار
Warum bin ich überhaupt von daheim weg?
Ya ni siquiera sé
por qué me fui de casa.
Ya ni siquiera sé
por qué me fui de casa.
C’est à se demander
pourquoi j’ai quitté la maison.
A questo punto...
E agora nem sei porque saí de casa.
Я теперь не знаю,
зачем уехал из дома.