Tsubasa is a so-called "upper class citizen" who lives in a high-rise apartment building, married to a company manager and using her incredible beauty as a weapon. One day, Tsubasa makes a huge mistake with the stocks she started investing in secret from her husband, and ends up with a huge debt. The salesman recommended that she open a "high-rise prostitution beauty salon" to repay the debt. The sexual services offered on the high-rise floors when her husband was away were well-received, but before long, a bad reputation began to spread within the high-rise apartment building, and Tsubasa's life fell to rock bottom...