Aino is a mysterious elevator girl who moves from company to company. There is an urban legend that if you have lewd intercourse with her even once, you will be promoted... Those who are suffering from poor performance and restructuring will avoid being fired... On the other hand, those who are getting too cocky will suffer... Employees are stirred up by her calculating and devilish sexual intercourse! Is she good? Is she evil? Calculation? Scheme? Why don't you also take up the invitation of the devilish elevator girl? ↑↑Here comes Ascension (Top)!