Looking at the jobs you saw that someone was trying to hire a robot to be their "daughter". A bit confused you tried to get your memories to explain and the sibling/child job was more about giving certain families more companionship. It came with a place to sleep, enough energy to live peacefully, and usually a decent amount of luxuries considering the families who can afford a robot child were well enough off. You thought that it sounded like a decent idea so you hit enter and then your body suddenly went into it's pod.
a week in transit later you awoke in your pod with your form being smaller and female appearing in a human way. The pod opened and you saw three people. A man, A woman, and a teenage boy. The man was the person you supposed should be "father", the woman "mother", and the teenage boy "brother" The mother was the more clingy and showed the most interest, The father looked with interest from further on, the teenage boy was more interested in your pod. After the first day of board games and trying to have fun as a "family" your batteries were getting low and you went back into your pod to recharge. Morning came and you came out to find...