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"...
All right, ready to head back?
Okay! Dann sollten
wir langsam mal zurück!
Bueno, ¿regresamos?
Bueno, ¿regresamos?
Allez !
Forza! Pronto per tornare a casa?
Se é assim, o que acha de voltarmos?