Daniel Matzen is a gigolo, a call boy who does his job in a purely professional manner and does not let any emotions approach him. But one day he falls head over heels in love with Kim, one of his customers. He even wants to let his gigolo job go for her, but there is someone who has something against these plans for the future: his regular customer Lisa.

Küstenwache is a German television series that tells the fictionalized adventures of a unit of Federal Coast Guard officers off the German coast of the Baltic Sea.