Positioned on the 9th floor in a prime frontline location on Arenal Beach, this remarkable penthouse offers a rare and versatile living concept, complemented by a completely independent upper residence on the level above. Together, they form two exclusive and private homes within one outstanding property.The main penthouse is finished to an exceptional standard, featuring premium materials and bespoke, made-to-measure furnishings throughout. A spacious and light-filled living area forms the heart of the home, accompanied by two elegant bedrooms and two bathrooms, including an en-suite in the master bedroom. The generously proportioned kitchen is fully equipped and designed for both comfort and functionality. Extending across the entire width of the property, a fully glazed terrace creates a seamless indoor-outdoor living space, ideal for year-round enjoyment, with the option to open it completely during the warmer months. Electric shutters, ample storage, and integrated utility space further enhance everyday living.The upper residence has been completely redesigned in a contemporary style, offering a fresh and sophisticated atmosphere. Accessed via an impressive staircase with refined stucco detailing and columns, it makes a striking first impression. Inside, a large living area flows into a visually separated open-plan kitchen, creating a welcoming and modern layout. This level also includes two bedrooms, a spacious bathroom, and a wide terrace with breathtaking panoramic views of the Mediterranean Sea, the town of Calpe, and the iconic Peñón de Ifach.Built to equally high standards, the upper residence features triple-glazed PVC windows, electric shutters, and high-quality finishes throughout. A metal staircase leads to an additional rooftop terrace, providing yet another space to relax and enjoy the spectacular surroundings.This is a truly unique property that combines luxury, flexibility, and strong investment potential. Whether used as a primary residence with guest accommodation or as a combination of living and rental opportunity, it represents a rare offering in one of the most sought-after coastal locations.