Endless Love by Jessie Jones

Gillian Morgan has finally found her forever with John and Patrick. However, someone is trying to take that away from her, Will they succeed?
John Kenric is the happiest he has ever been, with his wife and best mate. If he can just kill the enemy before they get to his family, maybe he can finally find everlasting peace.
Patrick O’Malley has the woman he loves, and he and John are the closest they have ever been. He refuses to let his enemy take that away from him, even if he loses his own life in the process.