Presenting a 5,000 sq ft executive masterpiece on one of Willoughby's most sought-after streets. This luxurious 8-bed, 8-bath residence includes a versatile 2-bedroom legal suite and sits on a spacious 6,184 sq ft lot. Enjoy radiant in-floor heating across all levels for ultimate comfort. The main floor showcases 10-foot ceilings, elegant hardwood floors, and a chef's dream kitchen with quartz countertops, a large island, stainless steel appliances, and a wok kitchen. The great room overlooks to a covered deck and private outdoor space. Upstairs, find 4 generous bedrooms, including a master suite. The finished basement features a theater room, wet bar, legal suite, flex space, and rough-ins for a second suite.