The only catch is shell be moving in withfivenew housemates.

And within no time, the house (or somethinginit) claims its first victim: Pavel.

Not that anyone else notices.

Doctor Who S10 Ep4 Knock Knock

Credit: Simon Ridgeway/BBC America

Theyre all trying to charge their phones or see why they dont have reception.

Once up there, they run into Eliza, the Landlords daughter… only shes turned into wood completely.

dryads) that can pass through objects on a cellular level.

Doctor Who S10 Ep4 Knock Knock

Simon Ridgeway/BBC America

They arrive in Elizas room just a few seconds after the bugs have taken Shireen.

Just like that, my reverse Norman Bates situation becomes anactualNorman Bates situation.

Talk about areverse:Are you my mummy?

Eager to protect his secret and keep his mother alive, the Landlord turns on Bill and the Doctor.

But they quickly point out, rightly, what is the point of living if youre not experiencing anything?

She also returns Shireen and the other housemates, because just this once (this season)everybody lives!

But the Doctor isnt too concerned.

(Though we do know that Nardole doesnt like them and that they like violence-laden stories.)

Then again, this might be some wishful thinking on my part.

Hes even doing the patented, Heres a photo of my kid on my phone move.

But Suchets Landlord wasnt the only parent of the hour.

This then brings up my next theory: could it be Billsmomwhos in the vault?

All we know about her is that she died after giving birth to Bill.

Especially after seeing her introduce her mothersphototo her new room.

Thankfully, well be safely on (or behind) our couches.