Having come to Canada upon hearing the fake news that his biological mother Haruko is in critical condition, high school student Kaidou Haru meets a young boy named Ren. "You have a new brother. Take care of him." So instructed by his mother, Haru is forced to spend the summer with Ren. Every day is a battle with Ren, who refuses to listen to anybody. However, as Ren grows to like Haru little by little and Haru comes to adore Ren as well, they make a certain "promise"...
It's tough for a popular novelist 
to have a personal life.
Bekannte Schriftsteller haben
es im Leben nicht leicht.
Es difícil que una famosa 
novelista tenga vida privada.
Es complicado que una famosa 
novelista tenga vida privada.
La vie d’écrivain 
est loin d’être facile, tu sais.
Per una scrittrice popolare
come lei è dura avere una vita privata.
A rotina de uma escritora 
 famosa é uma coisa terrível.