Hana, who is an ordinary office worker during the day, is heading from her office to the apartment where her man lives with a cool face. Her head is already filled with fantasies of sucking her owner's cock to her heart's content. As soon as she arrives at the front door, she takes out the dog ears she has prepared, puts a collar on the man, and is trained to be a dog that does not speak any human language. Then, when she gets her long-awaited cock in her mouth... she is a perverted M woman who is so moved that she pees her pants....