Yui Hatano and Yui Kato make their first-ever joint appearance together as "Double Yui," bringing the First Lesbian Series to life! Yui Kato trembles with sensation as her smooth, translucent skin is caressed, her face glowing with dreamy ecstasy. Receiving nipple and clit stimulation from behind by her idol, Yui Hatano, she melts into blissful submission. She buries her face into Hatano's full breasts, crying out in joy at this first lesbian experience. Shyly covering her face as Hatano licks up the love juice pooled in her freshly removed panties. Kato dissolves under Hatano's deep tongue kiss, her consciousness fading. She shivers in response as Hatano licks her sweat-slicked body and teases her sensitive nipples. Completely entranced by Hatano's lead, Kato lies helplessly exposed. Her anus and pussy are carefully examined and licked, making her moan in ahegao, "This is my first time...," gasping as she orgasms repeatedly. Her mind and body overtaken by pleasure, she wets herself from vibrator stimulation, then is tormented further with an electric massager, gushing forcefully. Returning the favor after being ravaged by Hatano, Kato aggressively takes her turn. They go down on each other in the 69 position, with Hatano moaning like a younger sister. Kato devours Hatano's pussy after she pees, catching the droplets in her mouth, reciprocating her love. They strip each other's panties off, rub their bare pussies together, sandwich a vibrator between them, and climax violently at the same time. Soaked in Hatano's fluids, Kato can't hold back tears of overwhelming euphoria. Also included exclusively is a special behind-the-scenes making-of, showing the shoot's off-camera moments. For Celeb no Tomo's first lesbian collaboration, trusted partner Yui Hatano. Yui Kato, nervous at first, relaxes during the cover shoot. When asked about the first scene, Hatano praises Kato effusively, clearly smitten by her potential. True to Kato's words about "enjoying" the shoot, the set is filled with fun and laughter. After filming, they go out to eat and sit for an interview—enjoy a relaxed, intimate look at these two, closer than ever to their private selves.