Asuka Kirara's "Big Dick Zubozubo" is the first drama in the series to make the most of her acting ability. Her boyfriend has a cuckold fetish, so she is tricked by her friend, who has an unimaginably huge penis. It should be a bad memory, but the pleasure she felt at that time is ingrained in her body and she can't get it out. She gets excited every time she sees the man's bulging crotch, and ends up seducing the man herself... Her character's expressiveness is so captivating that you won't want to miss her vivid reaction when she encounters a huge penis!