About the book: 2019 / In Olga’s life there was a love that many people dream of. But the door to the past has long been closed, and the key is lost... A chance meeting with her ex-husband showed that they were mistaken. But how to take a step towards each other when there is so much pain and disappointment in the common past, and something incomprehensible and dangerous is happening in the present? And they say that you can’t step into the same river twice... But if you still try?