The Painscreek Killings - Assorted Places

The Painscreek Killings - Ann's Courtyard Inn

Inmates - Prison Basement

True Fear: Forsaken Souls Part 2 - Dark Falls Aylum Shower Room

Corrosion: Cold Winter Waiting - Living Area Showers

Broken Sword 4 - Black Cat Club

Outlast - Male Ward

Resident Evil 2 Remake - RPD 2nd Floor

There are showers in the locker rooms of the second floor in the Police Department.

Bioshock Infinite - The Atrium Asylum

Bioshock Infinite - Shanty Town Impound

Thief - Moira Asylum

The showers in Moira Asylum.

Life Is Strange - Girls' Dormitories

The showers in the girls' dormitories in Blackwell Academy.

Murdered: Soul Suspect - Women's Ward Low Security Wing

There is a shower room with a toilet in the low security section of the women's ward in Lux Aeterna.

Murdered: Soul Suspect - Women's Ward High Security Wing

In the high security section of the women's ward in Lux Aeterna, there is a shower room.

Deus Ex: Mankind Divided (A Criminal Past) - Shower Room

The restroom and showers in the Shower Room of the prison.

Deus Ex Mankind Divided - Apex Center Catering Area

The shower rooms at the Apex Center's catering area.

Deus Ex Mankind Divided - Time Machine Bookstore

The toilets of Dr Koller's bookstore.

Duke Nukem Forever - Burning Bush Interior (The Doctor Who Cloned Me)

In the Burning Bush brothel there are some nice restrooms which also include showers. I wonder what the cat portraits mean there.

Resident Evil 6 - Aircraft Carrier Bridge

There is a row of showers close to the start of the Bridge section. This area is totally optional, as you can bypass it, but if you go through there, you will also see a J'avo under the running water of one of the showers.