The "Room" does not fulfill the wish you ask for, but the essential one hidden in your subconscious.

These analyses offer deeper insight into the film's complex philosophical and religious metaphors: Mark Kermode reviews Stalker (1979) | BFI Player YouTube · BFI

Despite the desolate setting, the film emphasizes that faith and love are necessary to endure a "stagnant and sterile" reality. Visual and Narrative Style