Arian Lee is a pre-made townie from Oasis Landing who can be seen wandering around town. She can be made playable by marrying her, or asking her to move in.
She could possibly be related to fellow townie Jon Lee from the same world, as both shares their last name and looks. However, this is not stated in her family tree. Like all pre-made Sims from Oasis Landing, she has the Future Sim hidden trait. She has mastered her Advanced Technologyskill and has 4 skill points in Laser Rhythm-a-con.