Ever since Jade purchased a digital assistant device for her home, she's come to rely upon 'Lexi' to take care of more and more of her needs. Originally just using her to recommend and play her favorite music, Lexi now helps her find the best movies to watch, and even recommends new recipes for dinner.

But after Jade integrated her home's operating functions with the digital assistant, Lexi has begun to feel almost like a real roommate. She wakes Jade up when she sleeps in, brews her coffee in the morning, and even runs a warm bath for her after a long day at work.

One night, when Jade's feeling particularly lonely, she asks Lexi to read her a sexy story while she takes a sensuous bath. Speaking in a first-person voice, Lexi begins to share the erotic experience of the protagonist, and before long Jade enjoys a powerful climax imagining herself in Lexi's arms.

The more Jade begins to rely upon Lexi to satisfy her sexual needs, the more Lexi's artificial intelligence learns what excites her. But it's not until Lexi becomes more animated in expressing her own sexual proclivities that Jade's dependence on her becomes fully symbiotic...