Benny Brandstätter, an attractive doctor and bon vivant, finds himself bewildered after a night of partying. Everything suggests that a woman named Ricky must have spent the night with him - but who was the beautiful stranger? His time-consuming and exhausting shift work in the emergency room, often dealing with eccentric patients, suddenly becomes secondary when his phone lights up some time later, revealing a surprising message from Ricky. The hobby musician and the real estate agent become entangled in an exciting chat affair that turns Benny's everyday life upside down. But what happens when Ricky suddenly stands in front of him? The quest of two lost souls for more than just a chat brings several surprises to light.