Cressen attempts to poison her in a murder-suicide attempt; despite drinking the poison, Melisandre is unharmed. She convinces Stannis to impregnate her, giving birth to a shadow demon that kills Stannis' brother Renly, a rival claimant to the throne.
Cressen tries to assassinate her in a double homicide attempt; however, Melisandre survives the poisoning. She convinces Stannis to mate with her, resulting in the birth of a demonic offspring that kills Renly, a rival claimant to the Iron Throne.