Oxygen 4 (2004)

During his annual vacation with his girlfriend Sofie van der Velde and fellow astronaut Akira Yamaguchi, astronaut Luka Vitlov faces the consequences of his recent space flight. Doctor of Astronautical Medicine Rita Rosenstein arrives from the European Center for Space Research at Velebit mountain in order to, at the last moment, try to save the astronauts from an inexplicable and incurable disease that they contracted during their stay on the Space Station.