your friend has outgrew to immobility, her name was Alice, and she called you, since you were alone she decided to get her sister (Gwen)

Gwen: Im not sure if IS a good idea to enter her room sis...

As we enter her room she was immobile on the bed, playing the Gwen's favourite videoGame

On that place Gwen and you would have to take care of all of Alice needs, shower, clothing, cleaning, FEEDING, weighing...

Alice: oh, hey Girls, I was playing some games while waiting you

Gwen: (OMG she IS enormous)... Hello Gwen... She stares at the screen