The bathroom is a room which serves many functions which have to do with water. Most bathroom feature a shower and/or a hot tub or bath tub. The functions of a restroom might or might not be included in a bathroom.
Taking a shower
Taking a shower in bathroom is common. The girl might be either naked or full or partially dressed. Taking a shower might involve shower masturbation, tits on glass, ass on glass and always the girl taking shower photo pose.
Girls take a bath in the tub
Using the tub is quite common in bathroom and has been documented gazillions of times as the standard pose girl in bath tub.
Girls shave their pubic hair in the bathroom
Girls masturbate in the bathroom
Girls dress and undress in the bathroom
It is quite common to change dress in a bathroom
Girls like to photographed in the bathroom
Many girls like to be photographed in the bathroom. The mirrors you usually find in a bathroom can be easily integrated into the photo set.