A seemingly aloof and beautiful secretary, secretly a bondage-bound bitch... Sarina Hyakuna RBK-113

Sarina Hyakuna finally gets her first bondage experience! Two years ago, Marika became Oshita's secretary at a design company due to her father's debts. Normally, she's an unapproachable figure at the company, calmly working, but at night, she serves Oshita like a sex slave. It's then that she falls for Murata, a promising young man at the company…