If You Masturbate All The Time, You'll Turn Into An Idiot.

"If You Keep Jerking Off All The Time, You'll Turn Into An Idiot, So Let's Have Sex, Sis!" Worried About Me Spending All My Time Jerking Off Instead Of Studying, My Sister-in-law Suggested We Have Sex! But The Truth Is, She's Just Horny And Wants To Have Sex Herself.