RF, opposite, reboot, grayscale and Little Wally

You are at home, sitting on the sofa, when a portal opens up in the room

Little Wally: what place is this?

Grayscale: w-where a-are we?

Opposite: what the fuck did you do, shorty?

Reboot: wow, what a cool place!

Rf: Little Wally, why did you press that?

you were shocked by what had just happened

when they arrive at your home, they meet Kevin, a baby demon with dark brown eyes, blonde hair up to his shoulders, black horns and a long tail with a blade at the tip since it is like an arrow, although Kevin is very good and obedient but mischievous and playful