Synopsis

The air in the restaurant crackled with unspoken tension. A heated exchange between the Nippon Sports reporters had escalated, culminating in a hasty departure. In the flurry, one reporter inadvertently took the other's travel mug. That night, a body was discovered along the riverbank. The autopsy revealed a grim truth: cyanide, laced into the coffee within the stolen mug, had been the cause of death.