Machida Masayuki's gloomy dramatic horor masterpiece that never gives you a break from tension and fear!

The haughty and selfish Tsushima Yumi is the daughter of a company president and lives in a lavish mansion. 　She has fallen in love with a male student in a different class named Sasaki, however, he already has a girlfriend, a female student named Miyoshi, who is Yumi's rival. 　Yumi, who is filled with hatred for Miyoshi, enlists the help of Takako, whose family works at Yumi's father's company, and puts a plan into action. 　The plan is to place a bottle of sulfuric acid with a loose lid on a shelf during science class so that it will fall on Miyoshi. Everything 　goes according to plan, and Yumi ends up with half of her face covered in sulfuric acid.......