A Promise is a documentary about our everlasting questions about relationship, marriage and divorce. The authors Levin Peter and Elsa Kremser, filmmakers and a young couple try to find answers to their questions. Levin Peter married at the age of 20 and was divorced with 24, but not until the divorce hearing his questions to the nature of marriage aroused. Recently in a new relationship, these questions deal with trust, fidelity and if you want or if you are able to make a promise. Is marriage a blessing or a burden for a relationship? And what keeps couples together at all? A Promise is a documentary reflection about a very personal story, interwoven of encounters with other couples.