In the Susukino red light district of Sapporo, a private detective (Yo Oizumi) drinks alcohol with his driver Takada (Ryuhei Matsuda) in his favourite bar. There he receives a phone…

While celebrating with her friends in her new cheaply rented apartment on the thirteenth floor of a building, the young Sayaka unexpectedly jumps off the balcony committing suicide. Her mother…