The Ukrainian melodramatic mini-series "Child with a Guarantee" tells the story of a young woman named Agnia Koronets. She has everything a woman needs for happiness in her life. Agnia has built a successful legal career and married the love of her life. However, she has long dreamed of experiencing the joy of motherhood, but has been unable to conceive. One day, the heroine meets a young mother who is forced to give up her newborn due to a difficult situation in life.