Joseph’s answer to “"...brain sucking minions. And together with Tilda, Tom and Alice's daughter, he needs to rescue th…” > Likes and Comments

Well this could be a possible spoiler (possible meaning there is a small chance) but I think it's weird to say the least.
Because time passes at different rate in the dark what if Tilda is way a few years older when she's back.
Well only time will tell.