Writhing in agony during blindfolded restraint training!? Hana Shirato... completely fallen!! Serious and with a wonderful smile, 'Hana' is a new maid who dreams of serving a kind, gentlemanly, and respectable master with both her mind and body. However, the place she was dispatched to was... a tanned, muscular man with bottomless sexual desire, exactly the kind of person she dislikes. His personality is the complete opposite of her ideal master. He is crude and has an insatiable sex drive. Every day, whenever he has a free moment, he demands Hana's body. Then one day, the master is scheduled to be away for three days, and an opportunity to escape this situation finally arrives...