An opus number is used to title musical compositions with similar characteristics. The Opus Series by MossCreek is an efficient hillside home design that is a available in a variety of exterior themes, each with their own number. The interior features a main level with spacious open living, master suite, and laundry room areas. A generous screened porch creates outdoor opportunities free from the bother of insects. On the lower level, the Opus provides two guest bedrooms, office, den, and generous storage. The Opus is the perfect compact layout for modem family living, or for a weekend getaway.