Far end: hand basin and wall-mounted faucet with showerhead and hose. Half-tiled wall.
Near left: multi-use wet zone, larger sink or bath for washing or laundry.
Likely fed by an electrically-heated hot water system, possibly regulated by the manual valve in the bedroom 2.
From this video: 廢墟探險-長洲鬼屋
Date picture taken
unknown
Shows place(s)