Helena's Wriggle it's an adventure horror game based on a mix of macabre stories of human experiments conducted in World War II by Japanese Imperial Army's Unit 731 and also on a semi-urban legend that circulates on the web for several years, named "Russian Sleep Experiment". The plot ruotates around Helena Revikov, our female protagonist and main character of the adventure. She was sent to investigate by Russian Special Investigation Forces "RSIF" about an old creepy experiment that is supposedly conducted on Izu Islands, Miyakejima. Here is stated a very old base property of Fujima corp. an electric power company that tried to use vulcanic power as a source of converted electric power. But in 1959 when they tried to use a prototype machinery but something went wrong..
A little update to level design of the game.