Brianne discovered that her younger sister, Aida, desperate to break her addiction to cocaine and unable to get into a Canadian addiction program for many months, has made a contract with a doctor from the U.S.A. The doctor will treat Alda at his centre immediately, in return for which Alda has signed over to him the inheritance from her grandmother to which she will have access when she turns 22 next year. Since the cost of the treatment is only a fraction of the value of Alda's inheritance, Brianne promises to pay for the treatment if Alda can reimburse her next year. However, the doctor refuses to release Alda from their contract, and she does not know what to do. What can she do