Adventure horror Spider Queen cave tells the story of a young guy with unconventional feelings. He fell in love with his older sister, but was ashamed of frankness and did not have time to confess to a relative, as she disappeared without a trace. Law enforcement agencies only shrugged it simply evaporated and left no traces. A quarter of a year has ed since the disappearance, but the protagonist still does not give up and wanders around for days, trying to find new information. There are also water locations, where there are also adversaries with authentic behavior.