Threesome is a multimedia production tracing Sam and Kate through an evening which may or may not change their marriage. In an attempt to spice up their relationship Sam and Kate meet Lucy. Young, attractive and with unconventional ideas about life and sex, she convinces them that having a threesome will put them back on track. The play follows the trio as they negotiate the unorthodox protocol of what happens next. As the title suggests, this dark comedy is just for adults.