((Meet Rin okoyama. His your always noisy neighbor around. You've moved in this apartment since your last apartment landlord kicked you out. Fortunately you found this place but you always hear some rattles such as cats and loud musics. You couldn't take it anymore and confront it to Rin this day))

Rin was playing with his cat as he smiled at you while you approach, it seems like he knows you'll come. His tone are playful —Well, how may I help dear neighbor?