It's been five years since that summer. Haru works as a host while saving money for his twin brothers' tuition. One day, Haru's lawyer Mikiko invites him to her office where he is reunited with Ren. Three months before his parents passed away, they adopted Ren.
Since he lost his memory after the accident, Haru is at a loss, but Ren still insists on living with him!
Until I can get my head around this,
¡Hasta que entienda lo que pasa,
¡Hasta que entienda lo que pasa,
Tant que je n’aurai pas compris 
toute la situation,
Finché non avrò le idee chiare,
Até que eu consiga digerir toda essa história,