Since childhood, Margarita has been haunted by fear, a sense of insecurity and fatal failures. At first, a cruel, despotic mother who despised and abused her. Then her husband, whose profession - an assassin - she found out by chance. It would seem that now that Margot had a real and only friend, Mary, the world began to sparkle with bright colors. But a merciless fate wants to take this piece of happiness away from her. Mary's husband - a respected man, but in fact a fraudster and a murderer - tightly controls his rebellious wife, not letting her go anywhere, even to Margot, who cannot imagine her life without their friendship. And ready to give Mary everything. Even the man you love...