It's been three months since Haru's dream to live under the same roof with all three of his brothers came true. However, the situation at the Kaidou household suddenly becomes stormy when Haruko announces she's taking Ren back to Switzerland with her. Even after Ren hears about Haruko's secret loneliness from Miki, he still wishes to stay in Japan as long as Haru wants him. But unable to express his desire in words, Ren continues to remain "just a brother" to Haru...
Wouldn't it be better if 
you became his new owner?
Vielleicht wäre es besser,
wenn du sein Halter wirst?
¿No sería mejor que fueras su dueño?
¿No sería mejor que te lo quedaras tú?
Ce serait mieux que 
tu restes son propriétaire officiel.
Non sarebbe meglio se diventassi tu
il suo nuovo padrone?
Não seria melhor você 
 virar seu novo dono?