1980, Novosibirsk. A young man and a girl, Max and Lina, met. They are halves, they fit together like a key and a lock, they are meant for each other. What remains for them? Of course, live happily ever after and die on the same day. But everything is not as simple as it seems. Finding your soul mate does not automatically mean you will be happy. It takes effort, it takes a desire to listen and hear each other. You need the ability to love. Do our heroes know how to love? How to find your soul mate and not lose it? Let's try to answer these questions by reading the novel “68 Days.”