Dartonin's "ritmo" is a symphony of infidelity, where the white husband is the unsuspecting conductor. His black lover and wife are the instruments, their bodies moving in sync, creating a melody of ecstasy that he can only hear but not join. The scene pulses with the husband's growing despair and the couple's growing pleasure, culminating in a crescendo of betrayal and climax that leaves the husband's heart pounding and his world forever changed.