Water – a basis of all live organisms, but it is worth remembering that this substance can dement the person. The plot acquaints us with Lonkhart – the American broker who is compelled to leave the USA. The man should go to Switzerland where on one of resorts his chief who didn't come back for work to the declared time has a rest. Lonkhart needs to learn about the reasons of a delay and to return the boss home.
Having arrived to a place, the hero finds out that the vacationer a few days ago was gone, and now for it actively search. Lonkhart accepts the proposal of the administrator to remain for some days that not only to learn about search results of the missing, but also to have a rest in the luxurious resort. Trying to investigate disappearance of the head, the man starts suspecting that it wasn't casual. Moreover, every day the hero is more and more convinced that there is something strange, gradually dementing him.