Octave, 16 bytes, 10 numbers (cracked)

As a cop, it's my duty to keep this site clean and remove any explicit content. I found¹ a piece of code referring to a diabolical body part that I've decided to censor here using underscores, _.

ev_l('P_NIS'-2_)

^{1: Well, I found it on the screen after I wrote it.}