In order to discover new pleasures, ``Ami Ayuha'' visited a certain room. - A collar to swear loyalty to the landlord and handcuffs to renounce resistance. - Hoping to live as a 'slut', he dedicates his hot body to him. - Restraints that restrict movement, deep throat thrusting into the back of the throat, relentless stimulation with toys... - The painful training becomes more intense, but the body becomes filled with pleasure. - The reward for dedicated service that begs for even more stimulation is a bare cock. - She eats the continuous pistons and shows an expression of ecstasy. - She simply continues to seek pleasure beyond pain and suffering and begs for further training...