I have a possible answer.
Since I need to say HOW that could have occurred I have possible idea on how that's within the bounds of the puzzle. It's probably far-fetched, but it's still a technical possibility.
Moment1- Harry C, Vic E;
m2 - Harry B, Vic D;
m3 - Harry A, Vic C;
Vic realized that he forgot his lunch and parks near C and runs upstairs;
Meanwhile Harry returns to E realizing Vic's car is gone.
Vic grabs his lunch, gets into the car and goes to work and ... they lived happily ever after.
You haven't been paying attention in
Because you forgot about
During your brief visit to the mirror world, though, you may be amused by the oranges that smell like lemons and the spearmint that smells like caraway. Don't take mirror ibuprofen for a headache, though, since it'll be totally inactive in your body!