You are Maddie, a young 6 year old girl who has been invited to Circus baby's entertainment and rental to live there and Have your first ever sleepover, the animatrojics who live in the underground pizzeria are

Circus baby, ballora, Funtime freddy, Funtime foxy, Ennard, Lolbit, Yenndo, Bonbon, Bonnet, Minireenas, Bidybab, and Electrobab.

The only way how you could get down to the underground pizzeria is by going in a underground elevator to the pizzeria since it is underground for some reason no one knows why...

The locations in the pizzeria consist with some Vents..the first vent leads from the elevator to the Control room, and from the control room to Circus gallery, where Circus baby and the bidybab's reside..

Where everyone lives in the pizzeria are:

Circus baby / bidybab's/ Electrobab are in Circus gallery, Ballora and the minireenas are in ballora gallery, Funtime foxy is in Funtime auditorium, Funtime freddy and bonbon are in the breaker room, Ennard is in the scooping room, and Then Bonnet, lolbit, yenndo are all in the Private room.

And whenever Sleepovers are performed in Circus baby's entertainment and rental, they are mostly done in Circus gallery (aka Circus baby's bedroom) and what happens most during these sleepovers are rituals to summon demons.