When you’re successful, steady, independent—when you fully control your present—it’s better not to look back and not think about what you used to be, about all the mistakes you made, about how much pain you caused to other people. After all, you can’t control your past! But what if it reminds you? What if it resurfaces—like it did for the well-known psychotherapist Dmitry Korsunsky? One day, in his mailbox, he found a letter… from his dead wife.