Riding his bike to school, Koichi accidentally runs over a bag that was in the road that had a cat inside. Koichi is instantly overwhelmed by what happend. Then suddenly, a man named Tamami Kobayashi appears. Despite it being an accident, he demands money from Koichi, saying that he'll use it to bury the cat. Koichi can't process what's going on, but Tamami keeps pushing that he can't just leave after what happened. Koichi is filled with guilt, and then suddenly, a giant lock pops out of his chest...
When humans can't bear the 
weight of their sins anymore,
،عندما يعجزُ البشرُ عن تحمُّل أعباء خطاياهم
Wenn ein Mensch die Last
Cuando los humanos no pueden
soportar el peso de sus pecados,
Cuando los humanos no pueden
soportar el peso de sus pecados,
Et quand on ne peut plus l’encaisser,
on préférerait y laisser la vie.
E di solito, quando una persona si trova schiacciata
da un peso che non riesce a reggere,
E quando os humanos sucumbem
ao peso de seus pecados,