[Siren Menage Everlasting: Erotic Paranormal Menage a Trois Romance, M/F/M, shape-shifter, HEA] ER surgeon Trinity Forrest is having a secret affair with shape-shifting tiger Nathan Goldclaw, the head of the cardio-thoraxic unit. Only one thing mars their future happiness--they are a pair. Nathan has never found his breed partner, the man who would make their trio complete. During an armed standoff in the ER where a stranger tries to kidnap Trinity, the man who rescues her is badly wounded. When she calls Nathan to help, he recognizes Vaughn is his breed partner. Trinity loves having two men lavish her with sex. Vaughn's been a loner all his life, but he falls deeply in love with Trinity, who confesses her deadly past, which has finally caught up with her. She needs their help to survive. Trinity's secret is far more deadly than any of them know. It will take their bond and all the courage they have to combat the man who is determined to take Trinity for his own. Note: This book contains doulbe penetration. ** A Siren Erotic Romance