Not a bad idea - but if I may be honest, seems a little...shoehorned? as in forced?
I understand where you are going, but I think if perhaps you had a second set of stairs as an example, it may push the message home a little better.
I do like the idea of using the wide appeal of something like MC, just not sure you have actually hit the right delivery.
Dont mean to be rude in anyway - aiming for constructive!