Human Sexuality Professor, Myrna Evans, wants nothing but a weekend of hot, no-strings-attached sex with Sinners' sensual lead guitarist, but Brian Sinclair is looking for something more permanent than a one-night stand. Unable to compose music for months, when Brian makes love to uninhibited Myrna, he hears exquisite guitar riffs and finger-burning solos. In Myrna, he's found his muse.