3d model of house

3d model of the house but there are no details ( because I'm the one who will add details). seashells or corals must inspire the house the lot of the house is 10 by 15 m and maximum 4 floors. no need to put some windows or doors just put a collum. no need the floor plan but here is the requirement.( just to have insights for the size)
• Living Room
• Dining Room
• Kitchen
• Toilet and Bath
• Master Bedroom
• 1 Guest Room
• Laundry and Drying Area