Female teacher NTRs delinquent student who sleeps with his beloved wife. Kitagawa Haruka JUR-731

Haruka, a married woman, teaches at her husband's school. The couple is adored by their students, but Haruka faces bullying issues in her class. One day after school, her husband witnesses one of Haruka's students, Kazuki, bullying Shunsuke. The next day after school, Haruka calls the two out, but Kazuki produces evidence of injuries and demands an investigation from the education committee. He threatens that if her husband doesn't want to lose his job, he must expose his chest…