Sanzan, who was demoted to a subordinate of his younger female boss natsu igarashi due to poor performance. Natsu is beautiful and good at her job, but she is strict with her subordinates, especially with Sanzan, who is not good at his job. Sanzan, who holds a grudge against Natsu, accidentally witnesses Natsu's affair. He forces himself on her, taking advantage of her weakness, but the strong-willed Natsu continues to glare at him even as he rapes her.