SONE-706 The insatiable old men who were tricked by the Minato-ku girl Fua-chan who gave them a guide to old men's strategies continue to learn by pistoning their old men's dicks in revenge even after they cum!! Kaede Fua

Fua is an ordinary girl who loves beauty and fashion, but she wants to improve herself and is worried about money. When she consults with Nao-chan, a friend from university who works in the night industry, she is recommended something called a "Strategy Guide for Old Men." By gradually putting into practice what is written in the manual, she is able to collect money from the old men in an entertaining way. Fua gets carried away and escalates her deception of the old men. After a certain incident, the regular old men find out that she has been deceiving them, and she is gang-raped in revenge...