You always thought you had problems with being insensitive down there, however, it would appear you just jerked off too much and lost sensitivity, 2 months in chastity fixed that.
My best student gave me this gift. I should use it on him when he doesn't get the questions right. He loves that you talk about his size (3.9) while punishing him. 😂😂😂 Anyone else want to join the class?😂