The Lecherous Cultivation System

The Lecherous Cultivation System.... Is any introduction needed for it?
I personally don't think so, but to those who want one, here it is.
What kind of a system could any man want other than the Lecherous Cultivation System after waking up in another world?
Peek at a woman when she's bathing, sneak inside a widow's bedroom, seduce a married woman, with such quests available to finish in exchange...