Coming to rest on the nature, six friends accidentally stumble into the woods on a strange cave. For fun they decide to look into it and find there the remains of an ancient temple. That's a find! Inside the temple, the main character catches the eye of a beautiful comb - and she decides to take it with you as a souvenir. But as you know, steal things from the temple - a very bad idea. From this day girl nightmares every night, and her friends begin to die one by one.

P.S.:
"YoukiDen" became the first Japanese horror containing erotic scenes. Another notable feature of game is the abundance brutal shock-content - a scene, where a zombie samurai cut hands alive girl (and then raped her), made ​​"YoukiDen" most brutal and bloodthirsty horror game of its time (however, this status from the game will last long, because a year later in the arcades will legendary "SplatterHouse").