As the patron's wife is a musician, the entire site was planned with the functions of a small concert place in mind. The ground floor accommodated performances and a central tower with a roof-top terrace, reached by a staircase, served other social and living needs.
Source:
Taylor, Brian Brace, ed. 1996. Chronology of Works. In Geoffrey Bawa. A Mimar Book, Concept Media, 175.