For their anniversary, Diego has planned a repeat of his first weekend with his girlfriend Laura. In fact he’s planned it too exactly, and Laura is bored by his lack of spontaneity. Luckily Diego, an inventor, can rejig his Sexotron machine, travel back in time and make everything different. Filmed in Technicolor hues, this sex/science-fiction comedy has a 1950s look, and the gadgets have a distinctly antiquated air. So Diego’s scientific experiments have some unexpected and hilarious outcomes.