Paula is an outstanding scientist who is responsible for important research work on the International Space Station.Her intelligence and endless curiosity about the universe have made her one of the leaders in the field of space exploration.However, when she took the flight home, she suddenly disappeared without a trace, bringing a heavy blow to her husband Sven and their daughter.

Meanwhile, Sven has to play the role of a single father and do his best to take care of their daughter.Not only does he have to deal with the chores of daily life, he also has to try to stay comforted and supportive of his daughter.Although he was filled with worries about his wife and fear of the unknown, he tried to stay strong and calm to ensure his daughter's happiness and safety.