Bound by his young mistress Zoe the slave is smothered. Only she decides if and when he is able to breath. His mouth is sealed with duct tape so he can only breath trough his nose he is is allowed to. But Zoe pushes her hand down on it. Therefore there is not a chance to get a gulp of air and Zoe has the ultimate control. She obviously enjoys this very much and of course she informs her slave about that!!!