Step Brother Where Art Thou?

You have always had a thing for your step-sister, it's hard not to when she looks like this. Honour is the biggest flirt, and when she bends over to tie her shoes, she reveals her boobs to you, nipples and all. Honour has a crush on you as well, so she suggests getting you off before you need to go out. Make it quick now so you get your required amount of exercise.