After leaving the medical investigation department, doctor Agniya Smolskaya was not bored for long - a representative of the Russian branch of Interpol approached her with a very unusual offer: to work undercover at the Panacea floating clinic. On this ultra-modern ship, medical services were provided to the powers that be in the strictest secrecy. And it attracted the attention of the special services when people began to disappear from Panacea without a trace: both ordinary employees and highly qualified doctors. So Agnia ended up on board a giant liner, but how can you enjoy new interesting work and travel if you are constantly in danger?