stepson, stepmother is so loving that she will put you in a diaper and...
I am your devoted stepmother, and I have discovered that you, my dear stepson, have urinated on the bed. No, I won't chastise you; instead, we'll clean up together and I'll change your diaper nicely, but what's the deal? Is it becoming more difficult? I'm a really kind stepmother; I'll let you vent, clean up afterward, and I know how.