Most rooms can be twin or king size: 

Bedroom 1: Twin/King size 

Bedroom 2: King size

Bedroom 3: Twin/King size

Bedroom 4: Twin/King size

Bedroom 5 & 6: Connected, walk through bedroom 5 to get to bedroom 6

Bedroom 5: Twin/King size single sofa bed

Bedroom 6: Twin/King size

Bedroom 7 (Ground Floor): Twin/King size single sofa bed

HIDE